Meanwhile, the FBI is continuing its investigation into attack, which it said was caused due to an improvised explosive device.
The FBI is investigating an explosion at a mosque in Bloomington early Saturday.
"At this point our focus is to determine ... who and why", Thornton said.
At this time, federal investigators have not classified the blast as a hate crime.
Nobody was hurt in the explosion, which happened just before morning prayers.
The center's executive director says he'll do whatever he can to help the investigation.
Police say there is some damage to the building, including a broken window on the outside.
Witnesses say they saw a van race away after something was thrown at the Imam's office.
Unfortunately, this isn't the first time that CAIR-MN has had to call on the FBI to investigate a possible hate crime.
Agents from the FBI and the federal Bureau of Alcohol, Tobacco, Firearms and Explosives are on the scene, along with Bloomington police.
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"It's been six years since our Al-Farooq came to the city of Bloomington and established this community center and this mosque, and it has grown to be an important part of our community going forward, " Mayor Gene Winstead said.
The Minnesota chapter of the Council on American-Islamic Relations (CAIR) is offering a $10,000 (£7,700) reward for information leading to the arrest of those responsible for the attack. "As someone said in the meeting, if the roles were reversed, it would be called a terrorist attack. And so we stand with you, a million Protestants in Minnesota".
The station also reports there's been an outpouring of support for the mosque.
"We gather together today hands in hands and shoulder to shoulder to give a very clear and precise message", he said.
"Targeting people due to their race, ethnicity or religion is absolutely un-American", Zaman said.
"We feel like it's much deeper and scarier than like something random", Mohamed Omar, the center's executive director, said Sunday.
"Every place of worship, for all Minnesotans of every faith and culture, must be sacred and safe".
5 EYEWITNESS NEWS was granted access inside Al-Farooq on Sunday.
"This is a time for Minnesotans to stand together in opposition to hate".
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