Duke wide receiver Jamison Crowder has had private workouts with the Carolina Panthers, Tampa Bay Buccaneers and Houston Texans, according to sources. Crowder is the ACC's all-time leader for receptions and is regarded as a strong slot wide receiver. He finished his career with 283 career receptions, a school and conference record, and earned All-American recognition. He had 3,641 career receiving yards and 23 touchdowns. Crowder ran the 40-yard dash in 4.56 seconds at the NFL scouting combine, had a 37-inch vertical leap and bench pressed 225 pounds 10 times. He improved his numbers significantly at his Pro Day workout, where he ran a 4.46 and 4.48. He had a 4.25 short shuttle, a 6.98 three-cone drill and a 10-3 broad jump. Crowder played in the Senior Bowl all-star game. The All-Atlantic Coast Conference wide receiver and kick returner led the conference with 85 catches for 1,074 yards and six touchdowns and returned two punts for touchdowns. In 2013, he was a first-team all-conference selection who had 108 catches for 1,360 yards and eight touchdowns with two punts returned for touchdowns. He was an honorable-mention all-conference selection in 2012 when he caught 76 passes for 1,044yards and six touchdowns and led the Blue Devils in all-purpose yards as a freshman in 2011. Follow me on Twitter: @RavensInsider Aaron Wilson covers the Ravens for The Baltimore Sun