At least one person was killed and multiple others were injured in the shooting.

At least one person was killed and multiple others were hospitalized after a shooter opened fire at a high school in Marshall County, Kentucky, on Tuesday.

The suspect is currently apprehended, according to police. They have not released more information about the shooter’s potential identity or motives. Federal, state, and local police are investigating the shooting.

This story is still developing. Here’s what we know, and don’t know, so far.

What we know

  • On Tuesday morning, a shooter opened fire at Marshall County High School in southwestern Kentucky.
  • At least one person was killed, and multiple others were injured.
  • Nearly 100 students reportedly fled the school during the shooting, according to Mitchell Garland, a local business owner.
  • The shooter was apprehended by a Marshall County deputy, the Associated Press reported.
  • The shooter is a student, Kentucky Rep. James Comer told CBS News.
  • Police said the scene is now “secure” and “no longer active.”
  • The shooting comes a day after another shooting at a high school in Italy, Texas, where a 16-year-old student shot a 15-year-old girl, who is now recovering from her injuries.
  • So far in 2018, there have been at least nine school shootings, based on media reports and data from Everytown, a group that advocates for gun control.

What we don’t know

  • The shooter’s identity
  • The shooter’s motive
  • Whether the shooter acted alone
  • The final casualty count

For more on America’s gun problem, read Vox’s explainer.

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