Wawrinka survives tough Acapulco opener
Stan Wawrinka was forced into a huge battle before advancing in the Mexican Open first round.
Wawrinka, the third seed at the ATP 500 event in Acapulco, needed two hours, 45 minutes to edge Frances Tiafoe 6-3 6-7 (4-7) 7-6 (7-1).
The Swiss three-time grand slam champion squandered four match points before battling through.
Wawrinka was the only seed in action on Monday, as two American qualifiers – Tommy Paul and Marcos Giron – progressed.
Adrian Mannarino overcame wildcard Cameron Norrie 2-6 6-3 6-3, Miomir Kecmanovic edged past Alex de Minaur 3-6 6-4 6-3 and Kyle Edmund hammered Feliciano Lopez 6-4 6-1.
At the Chile Open, sixth seed Hugo Dellien got through the first round, while Roberto Carballes Baena and wildcards Thiago Seyboth Wild and Marcelo Tomas Barrios Vera also won.
