President Truman famously had a sign on his Oval Office desk that read: "The buck stops here." Indiana Republican Congresswoman Victoria Spartz believes that truth holds when it comes to President Biden and US immigration dysfunction as well.

"I will lay responsibility on President Biden because he is in charge," Spartz tells Ian Bremmer in an interview for GZERO World. "He's a top executive president. Trump is campaigning to be president, so I'll judge him if he is a president, I think he will likely might be."