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) participated in team drills Sunday for the first time during training camp, the St. Paul Pioneer Press reports.
O'Neill (Achilles) played with the first-team offense during a walkthrough Wednesday, Kevin Seifert of ESPN.com reports.
O'Neill (Achilles) will not be placed on the PUP list to begin training camp, Alec Lewis of The Athletic reports.
O'Neill (Achilles) will be ready for training camp, head coach Kevin O'Connell said Thursday, Chris Tomasson of the St. Paul Pioneer Press reports.