July 24, 2019 8:50 am Key Moments From Robert Mueller's Testimony to House Judiciary Committee Watch the key moments from Former Special Counsel Robert Mueller’s testimony to Congress. US & World Videos 2:49 Lady Gaga teases her ‘authentic' version of Harley Quinn in ‘Joker' sequel 2:10 Cassie breaks silence after Sean ‘Diddy' Combs apologizes following 2016 assault video 2:53 Breaking down the DOJ lawsuit against Ticketmaster and Live Nation 10:52 Florida High School helps teens recover from addiction 0:57 ‘Seinfeld' star Michael Richards reveals prostate cancer diagnosis