Kevin McAleenan, commissioner for the U.S. Customs and Border Protection, will appear before a Senate subcommittee Wednesday to testify on trade and commerce at the U.S. ports of entry.
The commissioner is expected to testify before the Senate finance subcommittee, starting at 2:30 p.m. ET today. Watch his remarks in the player above.
The PBS NewsHour will update this story as it develops.