WATCH: Johnson rejects Homeland Security funding bill passed by the Senate as a 'joke'

House Speaker Mike Johnson has rejected a Senate-passed bill to fund Homeland Security as a "joke" and plans a vote on an alternative.

Watch Johnson's news conference in the video player above.

"We're going to do something different," Johnson said, challenging the Senate to take up the House's continuing resolution on Monday — assuming it does pass the House, which is uncertain.

WATCH LIVE: House Republicans reject Senate bill to reopen Department of Homeland Security

Some senators have already left town after acting in the early morning hours to end the partial shutdown, so it would take time for them to return if the House ends up passing a different measure than the one that cleared the Senate in the early morning hours Friday.