Rubio reveals what he knew about friend accused of secretly lobbying for Venezuela

Secretary of State Marco Rubio testified Tuesday in a federal criminal case involving his once-roommate and friend, former Rep. David Rivera, saying during cross-examination that he did not know about Rivera's alleged crimes, CBS News reported.

Rivera has been accused of secretly lobbying for the Venezuelan government.

Rubio and Rivera had a close relationship in the past. Both are Cuban American immigrants from Miami, and Rivera was with Rubio when he picked out his wife's engagement ring.