MUNICH -- The Latest on the shootings in Munich (all times local):

12:30 p.m.

Prosecutor Steinkraus Koch tells a news conference the suspect had a book titled: "Rampage in Head: Why Students Kill."

Police Chief Andre says that the suspect appeared to be "obsessed with shooting rampages."

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12:20 p.m.

Munich police investigator Robert Heimberger said it appears that the shooter hacked a Facebook account and sent a message urging people to come to the mall for a free giveaway.

The posting, sent from a young woman's account, urged people to come to the mall at 4 p.m., saying: "I'll give you something if you want, but not too expensive."

Heimberger says "It appears it was prepared by the suspect and then sent out."

The woman shortly after reported that her account had been hacked.

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12:10 p.m.

Munich police chief Hubertus Andrae says man suspected of killing nine people in a shooting rampage was born and raised in Munich.

Andrae told a news conference that police have found no indications that anyone other than one shooter was involved.

Police investigator Robert Heimberger says the shooter was armed with 9mm Glock pistol and had 300 rounds.

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12:05 p.m.

Munich police chief Hubertus Andrae says "no evidence" of links to the Islamic State group has been found in the home and room of the Munich shooting suspect.

Andrae also told a news conference that the crime and the perpetrator had "absolutely no" link to the issue of refugees.

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11:40 a.m.

The mayor of Munich has declared a day of mourning for the victims of Friday's shooting in the Bavarian capital.

Dieter Reiter says the city is "shocked and aghast at this terrible act."

In a statement Saturday on Facebook, Reiter expressed his condolences to the victims, their family and friends, and thanked security forces for their work.

Ten people, including the alleged shooter, were killed in the attack.

Reiter said Saturday would be "a day of mourning, not of celebration" and that all public festivals in the city over the weekend had been canceled.

"These are difficult hours for Munich," he said, adding that the city's citizens had shown great solidarity toward each other. "Our city stands united."

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8:30 a.m.

Peter Beck, a Munich police spokesman, said officers were still collecting evidence at the scene of the crime Saturday morning.

"With regard to the suspect we have to examine everything, but we don't know yet what triggered the crime," Beck told The Associated Press.