“I think it’s certainly possible that this trial could last one to two weeks. On the other hand, if the Senate makes the decision to go down the road of additional witnesses, that could extend it to six to eight weeks or even longer,” Cruz told Fox News’s Maria Bartiromo on “Sunday Morning Futures.”

“This week is going to be the first time in a year that the president has had the opportunity to defend himself, to lay out the facts, to lay out the law, to lay out the actual substance,” he added.