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Notable undrafted free agents in the NFL
Just because a player doesn't get drafted doesn't mean he can't go on to NFL success. In light of Arian Foster's retirement, have a look at some of the NFL's most notable undrafted free agents.

School: South Dakota State
Draft year: 1996
Pro Bowl selections: 3
Vinatieri's pro football career started in NFL Europe with the Amsterdam Admirals in 1996, and later that year he earned the Patriots' kicker spot. In 10 seasons in New England, Vinatieri earned a reputation as one of the game's most clutch kickers. In the Patriots' run to victory in Super Bowl XXXVI, Vinatieri made game-tying and winning kicks in the snow in a divisional playoff win over the Raiders, and then made the winning kick in the Super Bowl win over the Rams. Vinatieri has been on four Super Bowl-winning teams (three with the Patriots and one with the Colts), and is a member of the NFL's 2000s all-decade team.

School: Coastal Carolina
Draft year: 2008
Pro Bowl selections: 2
Tolbert made the San Diego Chargers' 53-man roster in 2008 and made seven starts at fullback as a rookie. After four seasons in San Diego, Tolbert signed with the Carolina Panthers, with whom he earned each of his Pro Bowl nods.

School: Shippensburg
Draft year: 2005
Pro Bowl selections: 4
Kuhn was originally signed by the Steelers, but would go on to become a fan favorite with the Packers. During the 2010 season, Kuhn was a vital part of the Packers' Super Bowl XLV-winning team, which defeated the Steelers.

School: Miami (Fla.)
Draft year: 2014
Pro Bowl selections: 0
Despite his undrafted status, Hurns hit the ground running in his rookie season. In his NFL debut, Hurns caught four passes for 110 yards and two touchdowns. He went on to have 677 yards and six touchdowns receiving in 2014. In 2015, Hurns had his first 1,000-yard receiving season (1,031 yards) and scored 10 touchdowns.

School: Arizona State
Draft year: 2012
Pro Bowl selections: 1
Burfict's draft stock tumbled during his final season at Arizona State and throughout the 2012 draft process. The Bengals took a chance on the linebacker, who made the final 53-man roster and has been a fixture on the team's linebacking corps ever since.

School: West Alabama
Draft year: 2014
Pro Bowl selections: 1
Butler went from unknown undrafted rookie to Super Bowl hero. In the Patriots' Super Bowl XLIX win, Butler made the game-winning play, picking off Seahawks quarterback Russell Wilson in the end zone to preserve a 28-24 win. Galvanized by that moment, Butler emerged as a regular starter for the Patriots in 2015, and rewarded the team's faith in him by earning his first Pro Bowl selection.

School: Texas A&M
Draft year: 2009
Pro Bowl selections: 1
Bennett was released by the Seahawks in 2009, and then signed by the Buccaneers. In Tampa, Bennett emerged as a defensive force, registering nine sacks in 2012. Bennett parlayed that performance into a free-agent contract with the Seahawks in 2013, and was a major contributor to the NFL's top-rated defense and the team's Super Bowl XLVIII victory.

School: Massachusetts
Draft year: 2010
Pro Bowl selections: 1
In 2010, Cruz made the Giants' 53-man roster, but a hamstring injury landed the receiver on injured reserve. In 2011, Cruz became a force. He had 1,536 yards and nine touchdowns -- including a 99-yarder against the Jets. Cruz then scored a touchdown in the Giants' win over the Patriots in Super Bowl XLVI.

School: California
Draft year: 2013
Pro Bowl selections: 1
After playing five games as an undrafted rookie in 2013, Anderson became a backfield fixture in Denver in 2014. He's rushed for 1,607 yards in his three-year NFL career. His value to the Broncos was highlighted following the 2015 season. Anderson -- a restricted free agent -- signed a lucrative offer sheet with the Dolphins, but the Broncos later matched that offer to keep the running back in Denver.

School: Kansas
Draft year: 2011
Pro Bowl selections: 2
Despite being on the last Jayhawks team to advance to and win a bowl game, Harris went without an invitation to the NFL Scouting Combine and subsequently went undrafted. He was invited to Broncos training camp in 2011, and impressed the team enough to make the 53-man roster. That decision has worked out well for the Broncos, as Harris has emerged as one of the league's top cornerbacks. He's been a part of two Broncos teams that advanced to the Super Bowl, including playing a vital role in the team's triumph in Super Bowl 50.

School: Shippensburg
Draft year: 2006
Pro Bowl selections: 4
Grimes was signed by the Falcons, waived, re-signed and then allocated to NFL Europa to play for the Hamburg Sea Devils, whom he led to victory in the final World Bowl. He earned a roster spot with the Falcons as a special teamer in 2007. In six seasons with Atlanta, Grimes emerged as viable starting cornerback and earned a Pro Bowl nod in 2010. Grimes signed as a free agent with the Dolphins in 2013, and would be selected to the Pro Bowl in each of his three seasons in Miami. However, Grimes was released following the 2015 season and then signed by the Buccaneers.

School: Tennessee
Draft year: 2009
Pro Bowl selections: 4
A hamstring injury limited Arian Foster to just four appearances with the Dolphins, where he rushed for 55 yards before deciding to call it a career.

School: Penn State
Draft year: 2005
Pro Bowl selections: 4
Wake was originally signed by the Giants, but then quickly released. In 2007, Wake signed with the BC Lions of the Canadian Football League, where he emerged as a defensive force. The performance up north enticed NFL teams in 2009, and the defensive end signed with the Dolphins. He's had three seasons with double-digit sack totals, including a career-high 15 sacks in 2012.

School: Kent State
Draft year: 2003
Pro Bowl selections: 8
While Rico Gathers -- the Cowboys' sixth-round pick in the 2016 NFL Draft -- aims to become the latest hoopster-to-gridiron hero, it was Gates who helped set the stage for the power forward-to-NFL tight end boom. Gates was a basketball star at Kent State, but worked out for NFL teams despite not playing football in college. The Chargers signed Gates, and he emerged as a starter in his first season. In 13 seasons in San Diego, Gates has posted 844 receptions for 10,644 yards and 104 touchdowns to be the Chargers' all-time leader in all three categories.

School: Kent State
Draft year: 2002
Pro Bowl selections: 5
Harrison had quite a voyage en route to becoming one of the NFL's top linebackers. He was signed and released three times by the Pittsburgh Steelers, and then picked up in 2003 by the Baltimore Ravens, who sent him to NFL Europe to play for the Rhein Fire. Harrison was cut for a fourth time and then signed for a fourth time by the Steelers. In Pittsburgh, Harrison was a part of two Super Bowl-winning teams, and made one of the greatest plays in Super Bowl history with a 100-yard pick six against the Cardinals in Super Bowl XLIII.

School: Arkansas
Draft year: 2004
Pro Bowl selections: 8
Peters originally went to Arkansas as a defensive lineman, but moved to tight end. His abilities as a blocker helped prompt a move to the offensive line when he hit the next level. Peters was picked up by the Bills, then released and eventually signed to the practice squad. Peters eventually made the active roster in 2004. Three seasons later, Peters became a regular in the Pro Bowl. Peters has earned eight Pro Bowl nods in his last nine seasons, including in 2015.

School: Eastern Illinois
Draft year: 2003
Pro Bowl selections: 4
Romo went from an undrafted quarterback out of Division 1-AA (currently FCS) to become the Cowboys' all-time leader in passing yards (34,154) and touchdowns (247). That's impressive stuff when you consider that the Cowboys have featured two Pro Football Hall of Fame quarterbacks (Roger Staubach and Troy Aikman). Romo has directed Dallas to the playoffs four times, and earned Pro Bowl selections in each of those seasons.