O'Neill disclosed Jan. 8 at the end of the regular season that he had been playing through a small fracture in his left foot before sitting out three of the Vikings' final four games, Andrew Krammer of the Minneapolis Star Tribune reports.
O'Neill (ankle) is inactive Sunday against the Lions.
O'Neil (ankle) is listed as questionable ahead of Sunday's game against the Lions.
O'Neill (ankle) will not play Saturday against the Bengals.
O'Neill (ankle) has been ruled out for the remainder of Sunday's game against the Raiders, Alec Lewis of The Athleticreports.
O'Neill has exited Sunday's game against the Raiders with an ankle injury, Lindsey Young of the Vikings' official site reports.
O'Neill (Achilles) will not be placed on the PUP list to begin training camp, Alec Lewis of The Athletic reports.
O'Neill suffered a partially torn Achilles against the Packers last Sunday, and he won't return again this season, Ian Rapoport of NFL Network reports.
The Vikings placed O'Neill (calf) on injured reserve Tuesday, Carmen Vitali of Fox Sports reports.
O'Neill (calf) won't play Sunday against the Bears, according to head coach Chris Tomasson of the St. Paul Pioneer Press, Chris Tomasson reports.