Reuters Reuters 27 April, 2021, 3:00 am FILE PHOTO: A view of a courtyard of the short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March, as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su HONG KONG/SINGAPORE (Reuters) -A long delayed travel bubble between Hong Kong and Singapore will begin on May 26, the two cities said on Monday, as they moved to re-establish overseas travel links and lift the hurdle of quarantine for visiting foreigners.