The hourslong security lines at a handful of U.S. airports this week highlight the potential problems when a government shutdown coincides with the busy spring break travel season.

CBP revoked airport security seals from 80 immigrant workers at Logan Airport, lawsuit alleges.

By David Shepardson WASHINGTON, March 12 (Reuters) - Senators from both parties failed on Thursday in competing efforts to fund the U.S. Transportation Security Administration as concerns about long airport security lines disrupting flights rise and Republicans and Democrats point fingers at each other.

Homeland Security officials initially said the program would be suspended as long as the partial shutdown remained in effect when announcing the move on Feb. 22. The department reassigned U.S. Customs and Border Protection workers staffing the Global Entry program to process all other arriving travelers.

Immigrant workers are suing U.S. Customs and Border Protection after the agency revoked security clearances for more than 80 employees at Boston Logan International Airport. The Service Employees International Union filed the lawsuit Friday on behalf of four Logan employees who are legal immigrants.