Australian Open finalist Alexander Zverev wasted a big third-set lead as he suffered a second straight quarter-final defeat in South America, 4-6, 6-3, 6-4 against Argentine Francisco Comesana in Rio de Janeiro. Top seed Zverev led 4-1 in the final set but world number 86 Comesana fought back with five unanswered games to pull of a remarkable victory on Friday night. Zverev had also gone out against an Argentine opponent, Francisco Cerundolo in the quarter-finals in Buenos Aires last week. “BettRead More