Updated Tuesday, March 22, 11:45 a.m. EDT: BBC News is reporting that the death toll in the coordinated attacks in Brussels has risen to at least 31, with 11 people killed at Brussels Airport and 20 killed at the Maelbeek metro station.
Updated Tuesday, March 22, 11:20 a.m. EDT: In a speech before the Cuban people, President Barack Obama addressed the bombings in Belgium on Tuesday, noting that the bombing is "another reminder we must unite" in the fight against terrorism, USA Today reports.
"We will do whatever is necessary to support our friends in Belgium," Obama said. The president is on the third day of his historic visit to Cuba.
"We stand in solidarity with them in condemning these outrageous attacks against innocent people," he said. "This is yet another reminder that the world must unite; we must be together."
The newspaper notes that the president spoke with Belgian Prime Minister Charles Michel and offered his condolences and U.S. assistance in investigating the attacks before giving his speech, the newspaper reports.
At least 26 people are dead and more than 100 wounded after coordinated attacks hit Brussels Airport and a metro station in the city Tuesday morning at the peak of rush hour, according to Belgian officials, NPR News reports.
"What we feared has happened; we were hit by blind attacks," Prime Minister Charles Michel said at a news conference Tuesday. Belgium has issued a Level 4 alert, denoting "serious and imminent attack," and shut down all public transportation NBC News reports.
According to NBC, there were two explosions at the Brussels Airport around 8 a.m. local time. One of the explosions is believed to have been caused by a suicide bomber. Officials have reported at least 11 people dead and several wounded.
An hour later, another explosion at the Maelbeek subway station killed at least 15 people and injured more than 50, according to reports.
"Terrorists struck Brussels, but it was Europe that was targeted—and all the world that is concerned," French President François Hollande said, NPR reports.
According to Fox News, major cities in the U.S. are ramping up security at airports and transit systems.
In New York City, the Police Department is increasing its visible presence at the three major airports and around subway systems across the city's five boroughs. In Los Angeles, transit security has been increased, and Metro Transit Police in Washington, D.C., told Fox News that it was deploying additional patrols and conducting more security sweeps.