What we know about Oregon shooter
26-year-old Chris Harper Mercer, believed to have killed 9 people at Umpqua Community College, "seemed really unfriendly," a neighbor says
U.S.
Convicted serial killer put to death in Virginia
A last-minute appeal to delay the execution of Alfredo Prieto over safety concerns about one of the lethal injection drugs was rejected
Mass shootings and the mental health connection
CBS News' Dr. Jon LaPook on how gun violence is not only a criminal justice issue, but also a mental health issue
Despair rushes back for Sandy Hook families after Oregon shooting
Bill Sherlach lost his wife in Sandy Hook, after the most recent massacre, he is reminded of the grief
The politics of mass shootings and gun control
Despite polls that show an overwhelming number of Americans from both parties are open to some restrictions on gun sales, Congress hasn't acted
Peeple, the new app that's terrifying everyone
The Internet allows you to rate businesses, restaurants, movies, even college classes; now there's a way to rate humans, too
Former president: No armed security at Oregon college
Former president Joe Olson says the campus where 10 people were killed only has one security officer on duty, and that person isn't armed
Attempted murder charge in S.D. principal's shooting
State's Attorney says South Dakota boy, 16, is charged as an adult in Wednesday attack on school principal in his office
Officials ID source of Legionnaires' in Calif. prison
Outbreak sickened dozens of inmates and employees at the San Quentin State Prison
2 convicted in "Fast and Furious" border agent kiling
Arizona murder of agent Brian Terry exposed U.S. government's gun sales to criminals
Oklahoma asks to delay executions over drug mishap
The state is reviewing how it received the wrong drug as it prepared to lethally inject an inmate
Kids say they slaved on Utah ranch for polygamous sect
Working hours were from 7 a.m. to 10 p.m.; federal labor authorities suspect children young as six labored unpaid on the pecan ranch
Umpqua Community College shooting
A deadly shooting took place on an Oregon community college campus October 1, 2015
Mich. teen in artist slay sentenced for robbery
A 23-year-old Parisian street-artist was found dead inside a dilapidated Detroit building in 2013
Bear ignores desperate pleas of woman, eats kayak
Twenty miles from civilization, woman is heard pleading with the bear, "Bear! Bear! You're breaking my kayak. Why are you doing that?"
Poll finds Democrats still boosted by voters' economic concerns
Live
Trump says he's weighing deal with Iran against action to "finish them off"
Venezuela opposition leader María Corina Machado returns to country
Blanche says DOJ is "doing our own research" with Alaska challenge
Alaska Senate candidate sustains "minor injuries" in car accident
Four Corners region faces more flood threats following days of heavy rain
Elon Musk says SpaceX throttled Ukraine Starlink speeds over drone strikes
Gina Hinojosa says there's "deep disappointment" in both parties
