Senate Majority Leader John Thune said Republicans have submitted what their "last and final" offer to end the DHS shutdown. Follow live updates.

Fox News chief congressional correspondent Chad Pergram reports on the ongoing DHS funding fight on Capitol Hill amid national security concerns and long TSA lines on ‘The Faulkner Focus.’

Travel disruptions have deepened as senators are racing to salvage a proposal to end the Homeland Security shutdown

Long lines at airports continued to frustrate travelers Wednesday, the 40th day of the partial government shutdown. The acting head of the TSA said there has been a huge increase in assaults on officers.

WASHINGTON—Senators said they were closing in on a deal to fund the Department of Homeland Security except for the agency that carries out immigrant arrests and deportations, signaling a possible breakthrough after a more than monthlong standoff.

In a sign of the toll the shutdown is taking, the top official at the TSA told House lawmakers that staffing shortages have led to the "highest wait times in TSA history."

Conservative Republicans are pushing back on a GOP plan to reopen the Department of Homeland Security. By HuffPost Video. HuffPost Video

Senators remain deadlocked over Department of Homeland Security funding as Democrats continue to push for ICE reforms. CBS News' Taurean Small has more.