Investigators continue to look for evidence that could point to a motive in the Minneapolis mass shooting at Annunciation Catholic Church that killed two school students and injured 18 other people are now focused on the shooter's family.

Minneapolis police have identified the shooter as Robin Westman, 23, from suburban Minneapolis. They died from a self-inflicted gunshot wound in the back of the church.

According to a newly released search warrant, the shooter recently went through a breakup and was staying with a friend in St. Louis Park, Minnesota.

Another search warrant shows the shooter went through four magazines of ammunition, about 120 bullets and had even more that they didn't use. The warrant also states the shooter placed smoke canisters on the two-by-fours they used

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