Bill Hutchinson, ABC News

California massacres suggest phenomenon of ‘mass shooting contagion’: Experts

LEREXIS/Getty Images(LOS ANGELES) -- Following four California mass shootings in the span of eight days that...

Names of the Half Moon Bay mass shooting victims released

Ray Chavez/MediaNews Group/The Mercury News via Getty Images(SAN FRANCISCO) -- The seven farmworkers killed in a...

Suspect in hate crime stabbing of Indiana University student set to appear in court

amphotora/Getty Images(BLOOMINGTON, Ind.) -- A white woman charged with stabbing an Asian Indiana University student seven...

Suspect in hate crime stabbing of Indiana University student set to appear in court

Marilyn Nieves/Getty Images(BLOOMINGTON, Ind.) -- A white woman charged with stabbing an Asian Indiana University student...

Fatal taqueria robber shooting casts scrutiny on armed civilians

KTRK-TV(NEW YORK) -- As a Texas grand jury weighs whether to charge an armed civilian in...

Indiana University student stabbed in alleged racially-motivated attack on bus: Police

Douglas Sacha/Getty Images(BLOOMINGTON, Ind.) -- A 56-year-old white woman was arrested after she allegedly confessed to...

1 killed, 4 wounded as 50 shots fired outside Houston nightclub

@RosieABC13/Twitter(HOUSTON) -- One person was killed and four others were wounded when a carload of armed...

Grand jury declines to indict man who threw White Claw cans at Sen. Ted Cruz

Mint Images/Getty Images(HOUSTON) -- A Texas grand jury has declined to indict a man who hurled...

Grand jury to decide vigilante’s fate in fatal Texas taqueria robbery shooting

Houston Police Department(HOUSTON) -- The customer who fatally shot a masked robber inside a Houston taqueria...

2nd earthquake in 2 weeks jolts Northern California’s Humboldt County

Jane Tyska/Digital First Media/East Bay Times via Getty Images(RIO DELL, Calif.) -- An earthquake with a...