Still plenty of playoff spots up for grabs in American League

HardballTalk's Craig Calcaterra joins Jenna Corrado to break down everything we know and don't know about the MLB playoff races as the season hits its final stretch. While the Nationals, Cardinals and Dodgers have all clinched playoff berths, the race for home-field advantage in the National League is still wide open. On the American League side of the bracket, however, there are many more questions to be answered.