16-year-old climate activist Greta Thunberg appeared in front of Congress before a hearing on climate change, just days after she met with former President Barack Obama.

Washington police have arrested a high school student in a plot against his school after his mother found journal entries detailing his plans and alerted authorities.

Former national security adviser John Bolton didn't praise President Trump in remarks at a private event but instead took aim at his former boss' policies on the world stage, according to an attendee. CNN's Christine Romans reports.

Police say a group of teenagers looked on as 16-year-old Khaseen Morris was assaulted and stabbed in the chest. Some took out their phones and documented the fight on social media. CNN's Reid Binion reports.

Democratic presidential candidate Beto O'Rourke talks to CNN's Chris Cuomo about criticism of his proposed mandatory gun-buyback program for assault-style rifles.

California Gov. Gavin Newsom slammed the Trump administration and Republicans for their "complete silence on state's rights, but also free enterprise" in light of President Donald Trump's decision to curtail state-set emissions standards.

Stadium goes blue in honor of a Tuscaloosa Police officer shot and killed in the line of duty on Monday.

CNN analyst Phil Mudd responds following a report from The Washington Post revealing President Donald Trump's communications with a foreign leader sparked the whistleblower complaint that has led the acting director of national intelligence to agree to testify amid a showdown with Congress.

Washington Post reporter Ellen Nakashima talks to CNN's Don Lemon about her report that says President Donald Trump's communications with an unknown foreign leader included a "promise" and sparked a whistleblower complaint.

New Mexico governor announces free college tuition plan for residents

CNN's Chris Cuomo breaks down Trump's high-octane hit on California's emission rules.

CA Governor Gavin Newsom signed gig economy bill into law.

Ashley Ober, who was born deaf, flew alone for the first time in her life. See how a flight attendant's kindness went a long way. CNN affiliate WJLA reports.

Acting Director of National Intelligence Joseph Maguire has agreed to testify in an open session before the House Intelligence Committee after refusing to comply with a previous deadline to hand over a whistleblower complaint.

Cincinnati Zoo hosts sensory friendly opera dress rehearsal for special needs children

Canadian Prime Minister Justin Trudeau responded about a photo that recently surfaced of him appearing to wear brownface at a party in 2001.

Japanese robotics firm Cyberdyne wants to fuse humans and machines to give people the freedom of mobility.

Medical student David Fajgenbaum was given last rites before finding a treatment that saved his life. His method could help millions.

Rep. Adam Kinzinger (R-IL), a veteran of the wars in Iraq and Afghanistan, said that the US needs to respond militarily if Iran was responsible for the attacks on a Saudi oil field. The lawmaker cautioned against retaliation lead by Saudi Arabia, saying it has implications of a major "region…

President Trump visited San Diego and signed the border wall with a Sharpie.

An anonymous metro man put a huge smile on a Kansas boy's face after a disappointing weekend.

After years of construction and repairs, the Washington Monument in the nation's capital is reopening to the public.

CNN's Rene Marsh reports.

The American Airlines mechanic accused of trying to sabotage a commercial airliner before takeoff was denied bond and will be held in custody until trial, a judge ruled. CNN's Brian Todd reports.

Facebook unveiled its newest Portal devices, its smart speaker with a screen. CNN Business sat down with Facebook VP Andrew "Boz" Bosworth to discuss data and privacy concerns.

Jackson County deputy shoots armed man at Jackson County Courthouse

New Mexico Gov. Michelle Lujan Grisham wants to provide state residents with free tuition to public colleges, a plan that, if passed by the state legislature, would add New Mexico to the growing list of Democratic-led states to offer free higher education.

Man sets himself on fire in Des Moines library

The Crawley family and their staff from the much-loved television series return for a feature film. David Daniel has a preview.

Two Amish men who Ohio police pulled over for drinking alcoholic beverages while operating a horse and buggy escaped while they were being questioned.

NEW YORK, Sept. 18, 2019 /PRNewswire/ -- The Toy Insider, one of the toy industry's most influential organizations and a trusted go-to resource for parents and gift-givers, today unveiled its expert picks for the best kids' toys and gifts in its 14(th) annual holiday gift guide. The hottest and most coveted items for 2019 are broken out into three lists: the Hot 20 (the most wished-for items of the year), the STEM 10 (science, technology, engineering and math toys that make learning fun), and the brand-new 12 Under $12 (affordable toys packed with play value and unboxing experiences).

The US Navy has confirmed that certain UFO videos made public over the past several years do indeed show "unidentified aerial phenomena."

President Trump cites 2020 Democratic candidate Beto O'Rourke's support for a mandatory buyback program of assault-style rifles as hurting bipartisan gun reform talks.

Madison Campbell told The Center Square that she wished she had a do-it-yourself sexual assault kit after she was sexually assaulted on her college campus.

Authorities charged nine people this week in connection with several alleged rapes at or near Jacksonville State University.