Aviation TransportBoeing profit slumps 53% as MAX grounding takes heavy tollBy Shile GIWAOctober 24, 2019October 24, 2019 by By Shile GIWAOctober 24, 2019October 24, 20190488 Boeing Co reported a 53 per cent drop in quarterly profit on Wednesday as the world’s largest plane maker was hurt by the grounding of