Sources: Memphis' Williams on to NBA

Memphis sophomore guard Elliott Williams is declaring for the NBA draft and will sign with an agent, according to sources.

The 6-foot-5 shooting guard averaged 17.9 points and 3.8 assists per game in his first season since transferring home after one season at Duke.

Williams came back to Memphis to be closer to his mother, who was battling cancer.

NBA executives have told FOXSports.com that Williams is a projected first-round draft pick.