A public health worker guides Chinese tourists from Shanghai who arrived at Suvarnabhumi airport on special tourist visas, in Bangkok, Thailand, Tuesday, Oct. 20, 2020. Thailand on Tuesday took a modest step toward reviving its coronavirus-battered tourist industry by welcoming 39 visitors who flew in from Shanghai, the first such arrival since normal traveler arrivals were banned almost seven months ago. (AP Photo/Wason Wanichakorn)