Kyrgios wins in Montreal, faces Medvedev next

MONTREAL — Australia’s Nick Kyrgios advanced at the National Bank Open on Tuesday, beating Argentina’s Sebastian Baez 6-4, 6-4 in an opening-round match and setting up a second-round showdown with top-ranked Daniil Medvedev of Russia.

Kyrgios is coming off a victory at last week’s Citi Open in Washington, where he ended a three-year title…