Head coach Leslie Frazier is "optimistic" that Adrian Peterson will play Sunday when the Vikings host the 10-3 New Orleans Saints. Peterson has missed the last three-and-a-half games with a high ankle sprain.

Adrian Peterson expects to remove the walking boot from his sprained left ankle Thursday. He also expects to play Sunday against Atlanta. Leslie Frazier will make the final call on whether he plays, but Peterson says his mentality is to go out and "see what he can do."

Vikings head coach Leslie Frazier says Adrian Peterson is "questionable" for Sunday's game against Denver. Peterson is nursing a high ankle sprain. He sat out last week's loss to Atlanta.

Vikings running back Adrian Peterson says he plans to play Sunday against New Orleans. AP has practiced two straight days, saying he’s about 85 percent healthy after missing the last three games with a high ankle sprain.

Adrian Peterson removed the walking boot from his sprained left ankle Friday, but he was still unable to practice. Head coach Leslie Frazier says Peterson is “very, very doubtful” for Sunday’s game in Atlanta. The only players who are officially out for the game are Husain Abdullah and Anthony Herrera.

Adrian Peterson told KFAN radio Tuesday that he's 70-percent healthy and wants to play Sunday when the Vikings play the Lions. Peterson has missed the last two games with a high ankle sprain. Vikings' great Chuck Foreman took part in the interview as well and urged Peterson to stay on the sidelines until he's 100-percent healthy.

Minnesota running back Adrian Peterson was carted off the field Saturday after a gruesome knee injury in Washington. Vikings officials say an MRI showed the torn ACL. It's likely to require surgery and a lengthy rehabilitation that could affect the beginning of the 2012 season

Adrian Peterson will miss a second straight game due to a high ankle sprain. Percy Harvin, meanwhile, is expected to play even though he missed practice with an undisclosed illness that is reportedly not migraine-related.