Buffalo Bills offensive tackle Seantrel Henderson is facing a 10-game suspension for a second violation of the NFL's substance abuse policy, a source told ESPN NFL Insider Adam Schefter.
Henderson has been officially informed of the suspension and is appealing the ruling, a source told Schefter, confirming an NFL Network report. A final decision on Henderson's suspension will be made this week, according to the NFL Network.
The Buffalo News first reported the potential second suspension.