Tornadoes cause widespread damage in the Midwest as severe weather is expected to head East. Also, one passenger killed and dozens more injured from severe turbulence during a Singapore Airlines flight. Plus, Matthew Perry’s death still under investigation as the LAPD and the DEA are looking to pinpoint how the “Friends” star came into possession of the deadly amount of ketamine that caused his death. And, Buckingham Palace shares an update on Kate Middleton’s cancer treatment and when she could potentially return to her Royal duties.