Kvitova out, Muguruza and Halep through at Wimbledon

Petra Kvitova of the Czech Republic reacts after losing a point to Aliaksandra Sasnovich of Belarus during their women's singles match on the second day at the Wimbledon Tennis Championships in London, Tuesday July 3, 2018. (AP Photo/Tim Ireland)

LONDON — These are not the sorts of matches Maria Sharapova is supposed to lose, letting lead after lead slip away Tuesday against a qualifier ranked 132nd — and in the first round of Wimbledon, no less.