Ivan Pereira, ABC News

South Dakota attorney general impeached over fatal car crash

Andrew Harrer/Bloomberg via Getty Images(PIERRE, S.D.) -- South Dakota Attorney General Jason Ravnsborg was impeached Tuesday...

Sacramento police believe at least 5 people opened fire in deadly mass shooting

Li Jianguo/Xinhua via Getty Images(SACRAMENTO, Calif.) -- Police say at least five men were involved in...

‘Ghost guns’ showing up in school shootings, experts fear trend will get worse

Stephen Lam/The San Francisco Chronicle via Getty Images(NEW YORK) -- Since November, at least four school...

Why ‘stand your ground’ laws may be connected to higher homicide rates

Tetra Images/Getty Images(NEW YORK) -- "Stand your ground laws," have proliferated around the country after they...

Lead contamination found in Philadelphia schools’ water: Report

iStock(NEW YORK) -- An environmental group said Philadelphia's school system needs to re-examine and rework its...

Tennessee bill would designate some gun owners as law enforcement

Steve Prezant/Getty Images(NASHVILLE) -- Legislation introduced in the Tennessee state legislature this month is raising alarms...

Icy roads lead to 2 major pileups on Texas highways

Tian Dan/Xinhua via Getty Images(HOUSTON) -- The winter storm that's hitting the country with frigid temperatures...

Suspects identified in deadly Minnesota school shooting

Kerem Yucel/AFP via Getty Images(RICHFIELD, Minn) -- Police released more details about the shooting outside a...

Water service in Jackson, Mississippi, disrupted for over a week amid plant malfunction

Michael M. Santiago/Getty Images(JACKSON, Miss.) -- A malfunction at a water treatment plant has caused days...

Will state-by-state regulation of self-driving vehicles work — and keep people safe?

Alexander Koerner/Getty Images(HARRISBURG, Pa.) -- A future where motorists share streets and highways with driverless cars...