Nadella on A.I. Promise and Problems; School Shooter's Mother Speaks Out; Biden Mulls Base Attack Response; Mayorkas Impeachment Push; Israeli Forces Kill Militants
• Exclusive Microsoft CEO Nadella discusses promise and problems of A.I.
• Mother of school shooter said she never thought he had mental issues
• Biden deciding how to respond to drone attack on U.S. base
• House Committee moving forward on Mayorkas impeachment
• Undercover Israeli forces kill 3 militants in hospital raid