“Wall Street analysts downgraded shares of Boeing and Southwest Airlines on Monday as troubles worsen for the airplane maker’s popular 737 Max jets.

“Boeing announced late Friday plans to cut production of the jet, which has been grounded following the March 10 crash of an Ethiopian Airlines flight that killed all 157 people aboard.

“It was the second fatal crash of the popular aircraft in less than five months and investigators suspect that faulty data feeding into the aircraft’s automated flight system played a major role in both accidents.

“Shares of Boeing tumbled 4.1 percent while Southwest slid 2.7 percent in midday trading.”

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