SAN DIEGO, Calif. (KGTV) — With the increase in violence the U.S. has seen over the last few years, parents and students are feeling more anxious than ever. Sal Convento, a local karate instructor, is ...

PHILADELPHIA (WPVI) -- There's a brand new karate studio in the Northern Liberties neighborhood of Philadelphia, where the whole family can get martial arts and self-defense training. Action Karate ...