The Last Word with Lawrence O'Donnell 07/29/16

Capt. Khan’s parents remember their son

In a Last Word exclusive, Khizr and Ghazala Khan remember their son, his service, and his sacrifice. Capt. Humayun Khan's story was shared at the DNC in Philadelphia before his parents took to the stage to issue a strong rebuke of Donald Trump's rhetoric. ... more Duration: {{video.duration.momentjs}}