Terror in Brussels leaves scores dead.

(CNN)Three explosions that ripped through the Belgian capital of Brussels on Tuesday killed at least 34 people and wounded about 170 more, according to Belgian media, and raised the reality of terror once again in the heart of Europe.

"We were fearing terrorist attacks, and that has now happened," Belgian Prime Minister Charles Michel told reporters.


After the blasts, Belgian authorities again hit the streets looking for those tied to Tuesday's carnage and who might launch more attacks.

Citing judicial sources, RTBF reported that raids were underway midday Tuesday around Brussels, targeting people linked to the attacks. And at the international airport, a controlled explosion could be heard after troops zeroed in on a suspicious package, according to the Belgian crisis center.Belgian federal Prosecutor Frederic Van Leeuw said late Tuesday morning that it was too soon to know exactly how many people died in the bombings. Yet Belgian state broadcaster RTBF, citing emergency services, reported 20 dead at the Maalbeek metro station and 14 more killed at Brussels' international airport.

Brussels attacks: Live updates

While there's been no official claim of responsibility, many prominent ISIS supporters celebrated Tuesday's deadly terror attacks in Brussels on social media.

One widely circulated Twitter post among these ISIS backers featured the words, "What will be coming is worse.

UPDATE: MANHUNT UNDERWAY IN BRUSSELS FOR CONSPIRATORS