Six states led by a bipartisan group of governors are joining together in an effort to speed up coronavirus testing. As the nation's death count continues to rise above 150,000, the states said they will jointly purchase 3 million rapid antigen tests that can quickly detect the virus.

An enormous explosion shook Beirut, Lebanon, on Tuesday. At least 70 people are dead and at least 2,700 people were hurt, according to Minister of Health Hamad Hassan. The death toll is expected to rise as officials search for people who have been reported missing.

Buildings collapsed and glass shattered as helicopters and firefighters doused the flames in the city's port. Hospitals were overwhelmed, and ambulances lined up to work on search-and-rescue operations.

Rafael Nadal will skip this year's U.S. Open, the defending champion announced in a series of tweets on Tuesday, citing concerns over the coronavirus and his desire not to travel amid the pandemic.

Amnesty International says it has documented 125 separate instances of violence against protesters for racial justice in the U.S. over an 11-day period earlier this summer.

In a report published Tuesday, the human rights organization says that in the five years since 18-year-old Michael Brown was killed in Ferguson, Mo., "there has been a disturbing lack of progress ... in ensuring that police officers use lethal force only when there is an imminent risk of death or serious injury to themselves or others."

This summer the Trump administration rolled out the President's Roadmap to Empower Veterans and End a National Tragedy of Suicide (PREVENTS) - a long awaited strategy to bring down the rate of suicide in the military and among civilians. It focuses on enlisting community partners and a public awareness campaign to fight the stigma around seeking help during a mental health crisis.