Atlanta Falcons quarterback Matt Ryan passes under pressure from Baltimore Ravens defensive tackle Chris Canty during the first half of a preseason NFL football game in Baltimore, Thursday Aug. 15, 2013. (AP Photo/Gail Burton)

Atlanta Falcons running back Jacquizz Rodgers rolls into the end zone for a touchdown as Baltimore Ravens strong safety James Ihedigbo hangs on during the first half of a preseason NFL football game in Baltimore, Thursday Aug. 15, 2013. (AP Photo/Nick Wass)

Atlanta Falcons running back Jacquizz Rodgers carries the ball into the end zone for a touchdown as Baltimore Ravens strong safety James Ihedigbo hangs on during the first half of a preseason NFL football game in Baltimore, Thursday Aug. 15, 2013. (AP Photo/Patrick Semansky)

Atlanta Falcons quarterback Matt Ryan releases a low pass under pressure from Baltimore Ravens linebacker Elvis Dumervil during the first half of a preseason NFL football game in Baltimore, Thursday Aug. 15, 2013. (AP Photo/Nick Wass)

Atlanta Falcons wide receiver Julio Jones, left, celebrates his touchdown with wide receiver Harry Douglas during the first half of a preseason NFL football game against the Baltimore Ravens in Baltimore, Thursday Aug. 15, 2013. (AP Photo/Patrick Semansky)

Baltimore Ravens wide receiver Torrey Smith carries the ball past Atlanta Falcons strong safety William Moore for a touchdown during the first half of a preseason NFL football game in Baltimore, Thursday Aug. 15, 2013. (AP Photo/Gail Burton)

Baltimore Ravens quarterback Joe Flacco passes during the first half of a preseason NFL football game against the Atlanta Falcons in Baltimore, Thursday, Aug. 15, 2013. Baltimore defeated Atlanta 27-23. (AP Photo/Patrick Semansky)

Baltimore Ravens coach John Harbaugh reacts to his team's play during the first half of a preseason NFL football game against the Atlanta Falcons in Baltimore, Thursday Aug. 15, 2013. "That first half was about as poorly as we can play," sixth-year coach Harbaugh said. "I can't remember us playing worse since we came here." (AP Photo/Nick Wass)

Baltimore Ravens cornerback Asa Jackson celebrates his punt return for a touchdown during the second half of a preseason NFL football game against the Atlanta Falcons in Baltimore, Thursday Aug. 15, 2013. (AP Photo/Nick Wass)

Baltimore Ravens wide receiver Aaron Mellette pulls in a touchdown pass under pressure from Atlanta Falcons cornerback Peyton Thompson during the second half of a preseason NFL football game in Baltimore, Thursday Aug. 15, 2013. (AP Photo/Gail Burton)

Baltimore Ravens wide receiver Aaron Mellette, left, celebrates this touchdown catch with quarterback Tyrod Taylor during the second half of a preseason NFL football game against the Atlanta Falcons in Baltimore, Thursday Aug. 15, 2013. (AP Photo/Patrick Semansky)