Bucks County's law enforcement previewed a demonstration of nonlethal force alternatives to potentially train their officers.

Law enforcement officials in Bucks County are studying martial arts as a non-lethal use of force while protecting their communities.

ST. LOUIS – How’s your chi? According to the Merriam-Webster Dictionary, it’s a person’s life force, the energy that flows through all of us.

He teaches two internal styles of Chinese martial arts, qigong and tai chi, at his studio, where "chi" is the driving force of it all. In contrast, kung fu is "strong, hard and fast," he said.