After a litany of abysmal issues reported with Boeing jets, the inner windshield of Alaska Airlines' Boeing 737 jet cracked open while landing at Portland International Airport.  The Alaska Airlines flight's windshield cracked as it started to descend on the Portland International Airport on Sunday night (Mar 17).  The Boeing 737-800 jet had 159 passengers and 6 crew members aboard when a small crack appeared on its inner windshield.