Teammate: Mauk has cleaned up, video is two years old

Missouri quarterback Maty Mauk stands on the sideline during the third quarter of an NCAA college football game against Indiana on Saturday, Sept. 20, 2014, in Columbia, Mo. Indiana upset Missouri, 31-27. (AP Photo/L.G. Patterson)COLUMBIA, MO. • The video released Monday showing Missouri’s Maty Mauk appearing to snort a line of white powder was taken two years ago and the quarterback has since addressed his drug problem, a Mizzou teammate told the Post-Dispatch. The player asked to not be identified.

Multiple sources confirmed that Mauk’s initial suspension last September was related to a failed drug test. The team suspected he’d been using drugs and administered the test, leading to his…