Assistant Coach Gregg Williams interviewed again Monday for the Redskins' coaching vacancy, and the team was also planning to speak to Seahawks' aAsistant Jim Mora and Colts' Assistants Jim Caldwell and Ron Meeks. Owner Dan Snyder met for the third time with Williams, who has been in charge of the Redskins' defense since 2004. Williams had a preliminary interview Wednesday and his first full session with the owner Saturday.