How many lives have been lost in school shootings in the US this year?

Two children were killed and 17 others were injured in a shooting at the Annunciation Catholic School in South Minneapolis on Wednesday.

The shooting is at least the fifth at K-12 schools in the U.S. since the school year began on Aug. 1, according to the anti-gun violence advocacy organization Everytown for Gun Safety.

Gun control advocates are once again calling for firearm restrictions to protect children in schools in the wake of the shooting.

Thousands came out to vigils in Minneapolis after two students were killed and more than a dozen others injured.

"Kids have only been back to their classrooms for a few weeks, and already this school year is scarred by multiple shootings. No parent should fear sending their child to school. No child should pray for safety in a church," the