The Baltimore Ravens had a rough start to free agency. Things got better with the signing of defensive tackle Chris Canty, who will help fortify a thin Ravens defensive line.

Need an interior defensive lineman? Marc Sessler breaks down the options from Henry Melton to Richard Seymour. We rank the top players and reveal which teams will be looking for help.

The Baltimore Ravens won a Super Bowl title no one saw coming -- just don't expect to see the same Ravens team next season. Gregg Rosenthal breaks down the changes ahead for 2013.

While some are toning and trimming, others are attempting to add mass, as a number of players are addressing their weight issues in order to enhance their on-field performance.

The Panthers saw Julius Peppers leave as a free agent at the same time several vets were cut loose. At this point, Carolina needs to go after some available talent or risk leaning too heavily on youngsters.

The Washington Redskins are interested in acquiring defensive lineman Adam Carriker from the St. Louis Rams and have contacted the team about the possibility, league sources said Thursday.