Why a Once-Dominant Rocket Maker Is Trying to Catch Up to SpaceX
United Launch Alliance long had a virtual monopoly on national-security missions. Now Elon Musk\u2019s SpaceX has usurped its position. WSJ reporter Micah Maidenberg tells host Zoe Thomas about the challenges ULA\u2019s new rocket has faced. Plus, to power new data centers tech companies are turning to nuclear power.\n\n\n\nSign up for the WSJ's free Technology newsletter.\n\nLearn more about your ad choices. Visit megaphone.fm/adchoices