Ian Rapoport of NFL.com offered further details Tuesday:
"I don't know of any news that has came out other than a report," coach Bruce Arians said about the news, per Josh Weinfuss of ESPN.com. "Haven't been notified from the league so I can't comment on it."
The right tackle was getting reps with the first team throughout camp and was atop the depth chart Monday heading into the team's first preseason game against the Kansas City Chiefs, per ABC15 Sports on Twitter:
Massie's suspension could ultimately cost him the starting gig, especially if his replacement—likely to be Humphries—plays well in his absence. With Massie hitting free agency after this season, he could also find himself losing a lot of money on the market if he isn't able to regain his spot at right tackle.