Vandeweghe, Harrison earn Australian Open spots

Vandeweghe, who turned 18 on Sunday, beat Christina McHale 7-6 (2), 0-6, 6-3, while 17-year-old Harrison defeated Jesse Levine 6-4, 6-1, 6-3 and will make his Grand Slam singles main draw debut.

The USTA and Tennis Australia have a reciprocal agreement to trade wild cards for their Grand Slam tournaments.