FAA issues safety warning to airlines after series of high profile close calls this year between planes landing or taking off

• The Federal Aviation Administration published an "aviation safety call to action" on Wednesday.
• The bulletin asks airlines to be more vigilant in the wake of six near-accidents since January.
• The agency called on carriers to review key items, like the sterile flight deck rule and checklist procedures.

On Wednesday, the Federal Aviation Administration published an "aviation safety call to action" asking airlines to heighten vigilance after several recent near-incidents at airports across the US.