US-bound Delta jet makes emergency landing in Portugal

US-bound Delta jet makes emergency landing in Portugal

LISBON — A Delta Air Lines jet made an emergency landing at Porto airport in Portugal Sunday after smoke was detected in the cabin and four passengers were treated in hospital, the civil protection service said. The jet was on a flight from Barcelona to Boston in the United States with 296 passengers when it was diverted, media reports said. READ: Delta passengers exit flight using jet slide after plane lands without front gear extended The civil protection service said 14 passengers needed help