Tech mogul Elon Musk has offered to cover the salaries of US airport security workers affected by a Department of Homeland Security (DHS) funding lapse. The standoff has resulted in unpaid Transportation Security Agency (TSA) personnel working without pay since mid-February.

• Elon Musk offered to pay the salaries of TSA personnel.
• The TSA, part of the DHS, has approximately 65,000 employees.
• The funding lapse has led to longer lines and increased unscheduled absences among TSA staff.