Feb 25, 2013; Indianapolis, IN, USA; UNLV Rebels linebacker John Lotulelei has his 40 yard dash timed by personnel of NFL teams holding stopwatches during the NFL Combine at Lucas Oil Stadium. (Brian ... more 

Feb 25, 2013; Indianapolis, IN, USA; UNLV Rebels linebacker John Lotulelei has his 40 yard dash timed by personnel of NFL teams holding stopwatches during the NFL Combine at Lucas Oil Stadium. (Brian Spurlock-USA TODAY Sports) less