Aero Linx: The Vietnam Helicopter Flight Crew Network (VHFCN) The Vietnam Helicopter Flight Crew Network (VHFCN) is a non profit veterans organization dedicated to the fulfillment of the following purposes: To provide a forum for recreational communications amongst a fraternity of aircrew members who served in Vietnam during the period 1961-75. Topics cover the entire spectrum from Vietnam to reunions and everything in between. The Vietnam Helicopter Flight Crew Network (VHFCN) is for the enjoyment of all regular members and potential regular members of the Vietnam Helicopter Pilots Association (VHPA) or the Vietnam Helicopter Crew Members Association (VHCMA). You need not belong to either organizati

Visual Approach Slope Indicator (VASI) An airport lighting facility providing vertical visual approach slope guidance to aircraft during approach to landing by radiating a directional pattern of high intensity red and white focused light beams which indicate to the pilot that he/she is “on path” if he/she sees red/white, “above path” if white/white, and “below path” if red/red. Some airports serving large aircraft have three-bar VASIs which provide two visual glide paths to the same runway.

"While completion of the flights is an important milestone, a number of key tasks remain, including evaluating the data gathered during these flights. The agency is following a deliberate process and will take the time it needs to thoroughly review Boeing’s work. We will lift the grounding order only after FAA safety experts are satisfied that the aircraft meets certification standards." Source: Excerpted from an FAA statement describing the current state of FAA activity involved in getting the Boeing 737 MAX back to flying status.