WATCH: Pres. Trump should share evidence, or stop saying it, Sen. Graham says of Pres. Trump’s claim about millions voting illegally.

WATCH: Pres. Trump should share evidence, or stop saying it, Sen. Graham says of Pres. Trump’s claim about millions voting illegally. pic.twitter.com/BdxciaihTh

— NBC Nightly News (@NBCNightlyNews) January 24, 2017