Reuters reports:
Staff not essential for the running of nuclear plants in Doel and Tihange in Belgium have been evacuated at the request of Belgian authorities. Read more here.
Via Reuters: Islamic State has claimed responsibility for the two bomb attacks in Brussels, a news agency affiliated with the group said.
Another photo going viral today...
This photo of the suspected Brussels bombing attackers has been making the rounds online.
Take a look at the report here.
#JeSuisBruxelles and #JeSuisBrussels — French for "I am Brussels" — are both trending on Twitter.
Facebook on Tuesday morning activated its Safety Check feature, which allows users in a tragedy or natural disaster to mark themselves as safe. It was widely used — and praised — after the Paris shootings attacks last November.
Watch our correspondent Rikard Jozwiak in Bourse square in Brussels at a spontaneous memorial in support of the city.