Sen. Elizabeth Warren faces renewed scrutiny after Spirit Airlines shuts down, with critics resurfacing her praise of the blocked JetBlue merger that may have saved it.

Talks with bondholders for a government bailout this week failed to yield a deal.

Spirit Airlines has ended its 34-year run, closing the chapter on a discount carrier that reshaped U.S. air travel.

Transportation Secretary Sean Duffy announced a number of relief measures for Spirit Airlines customers in the wake of the beleaguered airline's impending closure.  The four major U.S. airlines — United,

Spirit Airlines ceased operations overnight after a failed government bailout.

Spirit Airlines is set to announce in the coming hours that that it will halt flying as of 3 am ET Saturday, according to two sources familiar with its plans, making it the first significant US airline to halt operations in nearly 25 years.

Spirit Airlines will shut down and liquidate its holdings. With 17,000 employees, it was unable to bear the soaring cost of jet fuel during the Iran war.

Spirit Airlines has canceled all flights and customer service operations globally, including at Arnold Palmer Regional Airport in Unity Township.