April 21, 2019 8:16 pm 6 Things to Know – 4/21 Nathalia Ortiz has a look at the 6 things you need to know. US & World Videos 0:25 Operator of several South Florida hospitals files for bankruptcy 0:32 Husband arrested at Miami International Airport in connection to wife missing in Spain 2:04 Woman causes crash while chasing down bag thief in Wynwood, then confronts him 1:30 6 to know – Top stories of the day 1:44 How is Brazil using sugar crops to power cars?