ATLANTA -- Michael Crabtree's status for the San Francisco 49ers' NFC Championship Game appearance remains unchanged pending his involvement in a sexual-assault investigation.2012 Receiving, Weeks 1-19ESPN's Adam Schefter cited a 49ers source saying the team "highly, highly doubted" Crabtree would face charges in connection with the case. Authorities have said they interviewed Crabtree. Crabtree's attorney said the fourth-year receiver has cooperated with the investigation.