Celtics guard Terrence Williams was arrested Sunday for allegedly brandishing a firearm and threatening the mother of his 10-year-old son, according to multiple reports out of Washington.

On Sunday afternoon, during a scheduled visit to see his son in Kent, Wash., Williams and the woman argued in the parking lot of her apartment building, where he exposed the gun and made verbal threats, she told police.

The first-year Celtics guard’s father Edgar Williams and mother Sherry Jackson both spent time in prison...

Tom Brady told Peter King of SI.com that, “Going into my 14th year, I have never had more confidence in how I am throwing the football. I’ve never felt better throwing the football.”

Speaking with King for this week’s edition of Monday Morning Quarterback, the Patriots quarterback talked about a wide range of topics, including his work with Best Buddies, his feelings in the wake of the loss to the Ravens in the AFC title game and his overall evolution as a signal-caller while working with Tom House. Brady, who previously had worked with Bay Area throwing guru Tom Martinez until Martinez’s death 15 months ago, said that he and the former major...