Video: Pittsburgh Steelers safety Ryan Clark talks about LSU's Pro Day

FILE - In this file photo taken Nov. 13, 2011, Pittsburgh Steelers safety Ryan Clark watches from the sidelines the first half of an NFL football game against the Cincinnati Bengals in Cincinnati. Clark wants to play in Denver on Sunday,  Jan. 8, 2012, against the Broncos in the wild card round, however, Steelers coach Mike Tomlin is holding Clark out of the lineup as a precaution due to a sickle-cell trait that becomes aggravated when playing at higher elevations. (AP Photo/Tony Tribble, File)
FILE - In this file photo taken Nov. 13, 2011, Pittsburgh Steelers safety Ryan Clark watches from the sidelines the first half of an NFL football game against the Cincinnati Bengals in Cincinnati. Clark wants to play in Denver on Sunday, Jan. 8, 2012, against the Broncos in the wild card round, however, Steelers coach Mike Tomlin is holding Clark out of the lineup as a precaution due to a sickle-cell trait that becomes aggravated when playing at higher elevations. (AP Photo/Tony Tribble, File)

Pittsburgh Steelers safety Ryan Clark talks about his experiences during LSU's Pro Day.