An Alaska Airlines jet had to dodge a SkyWest flight near an Oregon airport. Near-misses are surprisingly common.

• Two commercial flights were nearly involved in a mid-air collision near Portland International Airport.
• An Alaska Airlines plane and a SkyWest Airlines flight came a bit too close to each other. 
• The Federal Aviation Administration is now investigating the close-call incident. 

Two commercial planes avoided a mid-air collision near Oregon's Portland International Airport and federal aviation officials are now investigating the close-call incident.