Alaska Airlines, Hawaiian merger clears US DOJ review ReutersAlaska Airlines and Hawaiian Airlines merger clears Justice Department hurdle, now faces DOT CNBCHawaiian Holdings Stock Surges on Extended Review of Alaska Airlines Takeover InvestopediaHawaiian-Alaska airlines proposed merger clears main regulatory hurdle Honolulu Star-AdvertiserHawaiian-Alaska merger decision moves to the U.S. Department of Transportation Hawaii News Now