No. 22-seeded Briton concedes first-round jitters.
The Spaniard needed something incredible to win the point. He found it.
Grigor Dimitrov has lived career peaks and valleys in London.
Stan Wawrinka watched girlfriend Donna Vekic's upset then created one of his own.
"The rules have to be applied for everyone," says former world No. 1.
"They are my initials. They are mine," says Federer, vowing to regain control of RF.
Top half of the women's draw and bottom half of the men's on Tuesday at SW19.