Brussels explosions: Airport and metro hit with ‘at least 13 killed’  —  Several explosions have struck Brussels airport and the metro system, causing at least 13 deaths, Belgian media say.  —  Two blasts tore through the departures area of Zaventem airport shortly after 08:00 local time (07:00 GMT).

BREAKING NEWS: At least 23 dead after ‘suicide bombers’ attack American Airlines check-in desk at Brussels Airport - as SECOND ‘terror attack’ hits Metro station near EU headquarters  — Shouts ‘in Arabic’ heard before two explosions went off near the American Airlines check-in desk at 8am (7am GMT)

2 explosions at Brussels airport, reports of several killed  —  Brussels, Belgium (CNN)[Breaking news update, posted at 4:44 a.m. ET]  —  An explosion has occurred at a subway station in Molenbeek, Brussels, according to CNN affiliate RTL.  The station is near the European quarter.

Trump Calls for Border Closings, ‘A Lot More than Waterboarding’ After Attacks  —  “You have to get the information and you have to get it rapidly,” the Republican presidential front-runner said Tuesday morning following a series of deadly attacks in Brussels.

Belgian Authorities Overwhelmed By Terror Investigations  —  “It's literally an impossible situation,” one counterterrorism official told BuzzFeed News.  —  Michael Hastings Fellow  —  Reporting From  —  Brussels  —  BRUSSELS — Within minutes of a bomb blast at Brussels' main airport, mobile phone and internet networks crashed.

Cruz: “We Don't Need Another Lecture on Islamophobia”  —  Sen. Ted Cruz (R-TX) spoke to the press in the nation's capital Tuesday morning to address the horrific terror attacks in Brussels.  He mourned with the victims' families, then pinned the blame on failed leadership both at home and abroad.

At AIPAC, Unconventional Donald Trump Gave a Conventional Political Speech  —  Aaron David Miller is a vice president at the Woodrow Wilson Center for Scholars and most recently the author of “The End of Greatness: Why America Can't Have (and Doesn't Want) Another Great President.”

Hillary Clinton goes full Neocon at AIPAC, Demonizes Iran, Palestinians  —  I once heard Hillary Clinton give her AIPAC speech at a university.  It doesn't change much, just as US policy toward the Mideast doesn't change much.  She was still a senator then.

I asked Trump a policy question.  Then he called me ‘beautiful.’  —  Donald Trump, the Republican front-runner for the presidential nomination, met with The Washington Post's editorial board Monday to answer questions ranging from his views on NATO and the American criminal justice system …