Colts’ Donnie Avery claims he ran a 40 in 4.25 seconds

As a 2008 second-round draft pick who played well in his first couple seasons with the Rams, Donnie Avery once looked like a future star in the NFL. But Avery missed all of 2010 with a knee injury, then was released by the Rams and caught only three passes for the Titans in 2011, and…