While House Republicans and Trump appear to be aligned in their desire to investigate Biden’s fitness to serve, there is some frustration brewing among congressional committees about how quickly the Trump administration is responding to some of their requests, according to multiple GOP congressional sources familiar with the matter.

Rep. James Comer (R-Ky.) called for interviews of five of former President Biden’s aides regarding what he described as an effort to cover up the leader’s reported cognitive decline. Comer has requested transcribed statements from Biden’s physician Dr.