Tech startups

A Peoria-based startup is developing a system aimed at neutralizing threats from active shooters and other mass attacks. ShotHawk is working on AI-driven technology that would use non-lethal deterrents such as pepper gel against would-be assailants.

Ken Zika decided he wanted to do more to help the Peoria community grow and thrive. So he put his financial standing and professional expertise to use as an angel investor, backing Peoria area start-ups.

Caterpillar hosted a Startup Challenge Wednesday. 10 different startups pitched their innovations to a panel of experts and an audience of about 100…