According to a press release from ESPN on Thursday, rapper Nas and Austin, Texas blues guitarist Gary Clark have been selected to soundtrack the network's coverage of the upcoming NFL Draft, scheduled to take place April 26th through the 28th, with ESPN delivering exclusive coverage.  Clark and Nas will reportedly debut a new version of Clark's "Bright Lights" single, featuring an added verse penned by Nas, while a pair of songs from Nas's upcoming album, due this summer.