FBI cracks the locked iPhone, but legal questions remain

A conflict between tech giant Apple and the FBI over the encrypted iPhone of one of the San Bernardino shooters came to a moot point when Justice Department officials announced they had cracked the phone’s security without Apple’s help. Gwen Ifill talks to Devlin Barrett of The Wall Street Journal and Fred Kaplan of Slate for more on how the FBI got what it wanted and what happens now.