The Federal Aviation Administration is investigating a Monday failure of air traffic controllers' radio at Denver International Airport — one of the world's busiest airports, per an FAA statement. Why it matters: It's the latest in a string of alarming tech and safety lapses nationwide that's shaking confidence in the U.

The Federal Aviation Administration said on Thursday that Denver air traffic control lost communications for about two minutes on Monday but was able to maintain contact through an emergency frequency.

The Federal Aviation Administration is investigating the cause of an outage that interfered with communication between pilots and its air traffic control center in Longmont earlier this week.