The Federal Aviation Administration is once again looking into a close call at a major U.S. airport, after two passenger jets narrowly avoided a mid-air collision as they attempted to land in Phoenix.

The two flights, United Airlines Flight 1724 and Delta Air Lines Flight 1070 came too close to each other while arriving at the airport.

FAA officials say the two planes "landed safely after experiencing a loss of required separation" as they were headed to Sky Harbor.

The FAA has launched an investigation into a loss of separation between two commercial flights in Phoenix Saturday.

The Federal Aviation Administration (FAA) is investigating after a United ... had a near-collision while preparing to land in Phoenix over the weekend. United Airlines Flight 1724 and Delta ...

The planes, carrying more than 350 people, experienced "a loss of required separation" while preparing to land at the same Phoenix airport, the FAA said.

Amazon has paused drone deliveries after a crash at its test site in Oregon. However, the company says this isn't the main reason for the pause.

The FAA issued a short statement detailing that Delta Air Lines and United Airlines aircraft both landed safely after a loss of required separation when the planes were inbound to Phoenix Sky Harbor International Airport (PHX) on January 11.

Authorities are still investigating to determine an exact cause, but said in a press release that there were "complications" during the dive.

Amazon halts drone deliveries in Texas and Arizona, citing possible safety concerns with its MK30 drone software.

Drone crashes in rainy weather are causing problems for Amazon's delivery service. After an update, however, things should continue.