Authorities in Colorado were trying to determine Tuesday what prompted a shooting spree in suburban Denver shopping district that left a police officer, bystander and suspect dead.
The shooting Monday afternoon in Old Town Arvada came two days after Colorado Gov. Jared Polis signed three gun bills inspired by another shooting – a gunman’s rampage at a Boulder supermarket 20 miles away that killed that 10 people just three months ago.
The bills require an expanded background check before gun purchases and also reverse a ban that kept local governments from creating their own gun regulations. The state is also creating an Office of Gun Violence Prevention.
“My thoughts are with the family and friends of those