text:  Others on the call expressed concerns. It's really been a mixed review, a lot more privately calling for Biden to step aside than publicly coming out. House Minority Leader Hakeem Jeffries has publicly backed the president, but that call was really his chance to take a pulse, and he got a lot of blunt feedback. But the divisions inside the party are real. There's real concern about what switching to another nominee could mean. Could it be risky?