SAN FRANCISCO — Steve Kerr upset his mother. Ann Kerr was mortified by the behavior of her 60-year-old coaching son, for the first time in quite a while. She didn’t approve of Kerr’s ejection in the fourth quarter of a one-point loss to the Clippers on Monday night, when the Warriors coach was held back from the officials by Gary Payton II, Gui Santos and assistant Terry Stotts. “All good other than my mom being terribly disappointed in me,” Kerr said of his 91-year-old mom before Golden State’s home game Wednesday against Milwaukee. “She was at the game, she looked […]... Keep on reading: NBA: Steve Kerr's mom not happy with him for outburst