Storm over White House they said. Loss of lights may have been weather related. Maybe a generator kicked in?

NBC News

Published on Feb 22, 2016

During a campaign speech in the Georgia World Congress Center in Atlanta, Georgia, the lights get cut off mid-sentence on Donald Trump. Trump rebounds quickly, urging the center to leave the lights down, then chants with the crowd to "turn down the lights," which happens after a short period of time, then Trump finishes speaking in low light.