The U.S. intends to follow through on President Trump's threat to leave a Cold War-era nuclear arms treaty with Russia. National Security Adviser John Bolton confirmed the plan Tuesday in Moscow, not long after speaking with Russian President Vladimir Putin in person about the decision.

Since the 2010 elections, 24 states have implemented new restrictions on voting. Alabama now requires a photo ID to cast a ballot.

Updated at 8:14 p.m. ET

Retired Supreme Court Justice Sandra Day O'Connor says she has been diagnosed with "the beginning stages of dementia, probably Alzheimer's disease," in an open letter that was released Tuesday.

O'Connor, 88, is the first woman to serve on the high court and has remained active since retiring in 2006. She left the court to care for her husband, John, after he was diagnosed with Alzheimer's. Now, O'Connor says, her condition is forcing her to withdraw from public life.

Updated at 7:04 p.m. ET

Secretary of State Mike Pompeo announced on Tuesday afternoon that 21 Saudi suspects in the death of journalist Jamal Khashoggi will have their visas revoked or be ineligible for a visa to enter the United States.

An explosive device was found at the Westchester County, New York, home of billionaire philanthropist George Soros on Monday afternoon.

In a statement to NPR, the Bedford Police Department said an employee of the house found a suspicious package in the mailbox. They opened it, revealing what "appeared to be an explosive device." The employee placed the package in a nearby wooded area and alerted authorities.

Updated 11 a.m. ET Tuesday

The Supreme Court has temporarily shielded Commerce Secretary Wilbur Ross from having to sit for questioning under oath in the lawsuits over a controversial citizenship question the Trump administration added to the 2020 census.