NBC’s Kristen Welker grilled Sean Duffy on the repeated air traffic control outages at Newark Liberty Airport and the transportation secretary didn’t seem convinced that his agency has a handle on the ongoing crisis.

For the third time in two weeks, Newark Liberty International Airport air traffic controllers overseeing the busy New Jersey airport were temporarily unable to contact pilots.

U.S. Secretary of Transportation Sean Duffy is under fire for deflecting blame over the escalating crisis at Newark Liberty International Airport—issues his department has yet to resolve. Critics point to his references to “cracks in the system” nationwide and a so-called “Brand New Air Traffic Control System Plan” that,

Air traffic controllers in Colorado lost contact with more than a dozen aircraft on Monday—but the transportation secretary seemed to have other concerns.