The 23-year-old transgender shooter slaughtered eight-year-old Fletcher Merkel and 10-year-old Harper Moyski as they attended mass at the Annunciation Catholic Church on Wednesday.

It's difficult to imagine a more horrific crime than killing children as they pray in church, so it will be a particular challenge trying to understand the sort of person prepared…

The shooter who attacked a Catholic school on Wednesday posted social media videos and writings that betrayed a litany of grievances and obsessions.

MINNEAPOLIS: The shooter who killed two Catholic school students and wounded more than a dozen children sitting in the pews of a Minneapolis church once attended the same school…

Transgender mass shooter Robin Westman posted a chilling manifesto online before killing two children and wounding 17 others in a mass shooting at the Annunciation Catholic School…

Robin Westman once attended the same school as the victims and was ‘obsessed’ with the idea of killing children, authorities say.

A locked door was key to saving lives at the church, authorities said.

Robin Westman, 23, wrote chilling plans in a notebook that appeared to point to several trips to the church beforehand: ''I only saw old people and some mom-aged ladies, some with…

Authorities say 23-year-old who attacked church ‘obsessed’ with killing children and ‘idolised’ US school shooters.

Police say 23-year-old Robin Westman fired 116 rounds through the stained-glass windows of a church next to Annunciation Catholic School, trying to kill as many children as…

Mary Grace Westman, the mother of shooter Robin Westman, 23, was said to have confided in teachers that she wasstruggling when the would-be killer came out as transgender around…

Fletcher Merkel, eight, and Harper Moyski, 10, died during the attack on the Annunciation Catholic school church

Shortly after Robin Westman opened fire on a Catholic school mass packed with children, the shooter's shocking manifestos spread across internet - leaving a trail of puzzling…

The 23-year-old transgender shooter slaughtered eight-year-old Fletcher Merkel and 10-year-old Harper Moyski as they attended mass at the Annunciation Catholic Church on Wednesday.