Brian Cashman: Manny Machado has some explaining to do

A day after Yankees owner Hal Steinbrenner called Manny Machado’s notorious hustle comments “troubling,” Brian Cashman said “there are fair questions to be asked” about one of the prizes of the free-agent class. The Yankees general manager will no doubt be the one asking the questions of Machado, who complicated his certain payday this offseason…