Cities Across the World Boost Security After Brussels Attack

Authorities around the world have tightened security in airports, railways and city centers in light of Tuesday’s terrorist attacks in Brussels, which killed at least 31 people and injured over 100.

France, U.K, U.S,Russia,Germany and Nordic countries(Finland, Denmark and Sweden) have bolstered security at airports and public places, reports Reuters. Norway’s police spokeswoman told the news agency that police officers in Oslo will temporarily carry weapons.

U.K Prime Minister David Cameron announced more patrols at train stations, airports and ports, reports the BBC. Security was stepped up at both Heathrow and Gatwick airports, according to Sky News, while Eurostar trains to Brussels were canceled.