hello, everyone. at this hour, a suspect now in custody. the fbi makes a giant breakthrough in the killings of four idaho college students. plus, new transcripts and new insights into the day surrounding the insurrection. what did rudy giuliani, jared kushner and ginni thomas tell the committee. donald trump's tax returns are finally public. this is what we're watching. hi, everyone, i'm amara walker in today for kate bolduan. we begin with breaking news. police have made an arrest in connection to the murders investigation of four college students in idaho. two federal law enforcement sources tell cnn that the fbi took a suspect into custody in northeastern pennsylvania. the arrest comes nearly seven weeks after the students were