Belgium attack: Police find body in home of Liege gunman (VIDEO)

Police in Belgium on Wednesday found a woman's body in the home of the Liege gunman who killed four people in a crowded square, Sky News reported.

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Officers made the discovery in a shed, while searching the property of the gunman, identified as 33-year-old Nordine Amrani.

Liege's prosecutor general, Cedric Visart de Bocarme, told public radio that the woman had apparently been murdered before Amrani went to the central Saint Lambert square about midday, Agence France Press reported.

From the rooftop of a bakery, Amrani opened fire and threw grenades into the crowd, killing four people, including a 17-month-old baby girl, who doctors fought for hours to save.

He is then believed to have shot himself in the head, Radio France Internationale reported.

The attack did not involve terrorism, Interior Ministry official Peter Mertens told the press.

Amrani had spent time in prison for offenses involving drugs and guns - and had been due to answer police questions about his preoccupation with guns only hours before the attack.

When the attack took place, Saint Lambert square had been hosting its annual Christmas market, which attracts attracts 1.5 million visitors a year, the Guardian reported.

The Daily Telegraph reported that prosecutor Daniele Reynders said the dead included a a 15-year-old who died instantly, a 17-year-old boy and a 75-year-old woman.

His rampage sent bystanders fleeing into nearby buildings.

"I heard a loud boom," witness Dimitri Degryse told CBS News. "I thought it was something on my car that was broken or something. Then a few seconds after a second boom, and I saw all the glass breaking, I saw people running, screaming."

The Guardian reported:

The blasts and gunfire spread chaos across the city center as shoppers ran to safety and police urged those in the area to stay inside while explosives experts searched the area for unexploded grenades.

Blood was left smeared on the cobblestones of the square. Willy Demeyer, the mayor of Liège, said the two teenage victims were school pupils who had just taken exams., a Belgian news website, reported that three armed men escaped from the city courthouse ahead of the attack.

The BBC reported:

Medical staff are said to be attending to the injured in the courthouse. Doctors at a city hospital are trying to save the life of an 18-month-old boy injured in the attack.

Amrani was reportedly released early from prison this year because his crimes did not comprise of violence. 

According to the Christian Science Monitor, Amrani was originally sentenced to three to five years in 2008.  

The weapons in his possession at the time included an AK47 and a rocket launcher, reported Le Soir. Armani refused to comment on the origin and destination of these sophisticated weapons at the time of his conviction.