Serena falls to Bencic, bids ‘goodbye’ to Toronto

TORONTO — Serena Williams wore her game face when she stepped out into the stadium for her first match since telling the world she is ready to leave professional tennis.

Greeted by a standing ovation, the 23-time Grand Slam champion didn’t smile. She didn’t wave. She took a sip from a plastic bottle as she walked in. Some folks in the crowd…