Murray, Ferrer, advance to the 2nd round in Mexico

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Britain's Andy Murray returns the ball while playing against Spain's Pablo Andujar during a match of the Mexican Tennis Open championship in Acapulco, Mexico, Tuesday Feb. 25, 2014. (AP Photo/Jam Media, Hugo Avila)ACAPULCO, Mexico (AP) — David Ferrer and Andy Murray, the top two seeded players in the Mexican Open, advanced to the second round on Tuesday while American and third-seeded John Isner became the first major casualty of the tournament, losing 7-6 (4) 7-6 (5) to Croatia’s Ivo Karlovic.