DNC head Perez says he'll leave Pelosi's future up to other people

07:03

Tom Perez, DNC chairman, reacts to Alexandria Ocasio-Cortez's upset win in last night's primary election and how her victory could signal a shift in the Democratic party, including potential change of leadership: Pelosi's future "will be up for the Democratic leadership to decide," adding, "I'll leave that up to other people."