Multiple people were killed and injured Thursday during a shooting at Umpqua Community College in Roseburg, Ore.

The Douglas County Sheriff's Office told Fox News that cops responded to a report of a shooting at the college at 10:40 a.m. local time.

UPDATE, 10:35p ET: Douglas County Sheriff John Hanlin said that as of Thursday night, "We are reporting 10 fatalities in the shooting, seven injuries" who were transported to a local hospital and to a hospital in Eugene. Gunman Chris Harper Mercer was included in the death count.

Hanlin said he did not anticipate naming any of the victims for another 24 to 48 hours.

UPDATE, 10:08p ET: Trace Gallagher reported on "Hannity" that there is a heavy law enforcement presence outside Harper Mercer's home.

Gallagher said that authorities are running Harper Mercer's name against terror watch lists, in addition to combing through his email history, phone logs and social media footprint.

UPDATE, 8:59p ET: Bill O'Reilly reported that multiple media outlets have identified the gunman as Chris Harper Mercer, 26.

The New York Times reported a law enforcement official said that Mercer, who lived in the Roseburg area, had three weapons, handguns and at least one long gun.

"He appears to be an angry young man who was very filled with hate," one law enforcement official said.

UPDATE, 8:15p ET: David Jaques, publisher of the Roseburg Beacon News, told Bill O'Reilly that a Tweet allegedly from a relative of a student who was in the classroom recounts how the shooting took place.

Jaques said that read, "The shooter was lining people up and asking if they were Christian. If they said yes, then they were shot in the head. If they said no or didn't answer, they were shot in the legs." posted the following Tweet:

UPDATE, 7:55p ET: Douglas County Sheriff John Hanlin said that there are ten people confirmed dead and seven injured in today's campus shooting.

Hanlin said that the law enforcement investigation into the shooter and his motivation are ongoing.

UPDATE, 7:19p ET: Oregon Gov. Kate Brown announced on Twitter that flags at all public buildings in the state would be immediately lowered to half-staff until sunset Friday.

"My heart is heavy as we continue to learn more about today's tragic events," Brown, on the way to Roseburg, said in a statement.

UPDATE, 6:27p ET: ​President Obama delivered a statement from the White House Briefing Room on the tragic shooting.

He said that the U.S. is the only country on the planet that experiences these kinds of mass shootings every few months.

"It cannot be this easy for someone who wants to inflict harm on other people to get his or her hands on a gun," Obama said. "How can you, with a straight face, make the argument that more guns will make us safer?"

Watch the president's full statement.

UPDATE, 6:05p ET: ​Trace Gallagher reported on "Special Report" that a warrant has been issued to search the shooter's home, as police look to gather more evidence.

Gallagher said that the authorities have not released any information about the shooter, except that he was a 20-year-old male.

UPDATE, 5:25p ET: Authorities, which include Oregon State Police, sheriff's deputies from around the area and the FBI, are still combing through the campus as part of the investigation, according to Douglas County Sheriff John Hanlin.

UPDATE, 5:00p ET: Douglas County Sheriff John Hanlin confirmed in a news conference that the 20-year-old male shooter is dead, but cannot confirm reports of fatalities.

UPDATE, 4:00p ET: Oregon Attorney General Ellen Rosenblum confirmed that at least 13 people are now dead.

Rosenblum also said that the shooter has been killed.

UPDATE, 3:45p ET: Sgt. Aaron Dunbar, of the Roseburg Police Department, confirmed to USA Today that all of the shooting occurred in one classroom.

UPDATE, 3:20p ET: Michael Griffiths, CEO of LifeLight, told The Oregonian they've been informed that there are at least six critically injured patients at the community college. They have sent six helicopters to the Roseburg Airport to aid in transporting victims to hospitals.

UPDATE, 3:00p ET: Police have confirmed the following casualty figures to Fox News, Shepard Smith reported.

Uninjured students and faculty have been brought by bus to a local fairgrounds to be picked up. 

The gunman reportedly opened fire inside a science building. 

A student who called in to "Shepard Smith Reporting" said he did not hear any gunshots being fired.

The campus is located about 70 miles south of Eugene. 

Stay tuned to Fox News for the latest developments.

More on the Oregon campus shooting:

Loesch: 'Gun-Free Zones Are Criminal Protection Areas'

O'Reilly Calls Out Obama: Stop 'Politicizing' Oregon Shooting

Obama Speaks Out on Oregon Shooting: 'This Is Something We Should Politicize'

Student Describes Shots, Screaming from Next-Door Classroom