"Tough for our team," Payton said. "Tough for him."
The team signed cornerback Trevin Wade to fill Greer's place on the roster. Wade, an Arizona product, played last season with the Cleveland Browns. He was released in August. He will wear No. 30 for the Saints.
Greer, a 10-year veteran out of Tennessee, has been a mainstay at cornerback for the Saints since joining the team prior to the 2009 season. He' started 60 games for the Saints with nine interceptions and 68 passes defensed.
The Saints also announced that linebacker