text:  We don't know yet. There are two DNC committees that are meeting on Friday and Sunday to set the rules and the date. As it stands right now, this effort to boot Biden still faces serious obstacles, like finding a candidate willing to put their neck out and say they want to replace Biden. And also Biden himself, who's repeatedly said he is staying in the race. And thus far, this pressure campaign isn't working to get him out. MPR's Tamara Key. Thanks a lot, Tam. You're welcome.