Serena Williams, trio of Canadians advance at U.S. Open

Serena Williams is not ready to say goodbye just yet. In her first match at what is expected to be the last U.S. Open — and last tournament — of her remarkable playing career, Williams overcame a shaky start to overwhelm Danka Kovinic 6-3, 6-3 on Monday night in a packed Arthur Ashe Stadium with an atmosphere more akin to a festival than a farewell.