President Trump's acting chief of staff, Mick Mulvaney, on Sunday again tried to control the damage from his earlier acknowledgment that the White House used nearly $400 million in aid to pressure Ukraine to investigate the 2016 presidential election.

Since Mulvaney made the stunning admission on Thursday, he has been walking the remarks back and assigning responsibility to the media, insisting that his words have been misconstrued.

Updated at 4:02 p.m. ET

An early morning training exercise gone wrong resulted in the deaths of three U.S. Army soldiers and injured three more at Fort Stewart, in Georgia, on Sunday, according to Fort Stewart officials.

The soldiers were riding a Bradley Fighting Vehicle when around 3:20 a.m., it flipped over and rolled into water, a news release from Fort Stewart said.

Defense Secretary Mark Esper traveled to Afghanistan on Saturday in an effort to restart peace talks with the Taliban after President Trump scrapped plans for negotiations at Camp David last month.

The 12,000-year-old Hambach Forest in western Germany is under threat. The country's biggest power company, RWE, has been clearing the ancient natural resource to make room for coal mining. Currently, there is only 10% left of the forest's original 13,500 acres.

Hoping to halt the decimation, environmental activists have been squatting in the forest since 2012.

A brainless, bright-yellow organism that can solve mazes and heal itself is making its debut at a Paris zoo this weekend.

At least so far, "the blob" is more benevolent than the ravenous star of its 1950s sci-fi film classic namesake.

In Canada, campaigning for Monday's election is going down to the wire with Prime Minister Justin Trudeau fighting the battle of his political life.

His rise to power as Liberal Party leader four years ago on a message of hope and change now seems a long way off. He has since been implicated in a series of scandals that have him locked in a virtual tie with the opposition Conservative Party in a race that has some distinctly American overtones.

The nation's response to the deadly opioid epidemic has been broadly bipartisan, but deep divides have emerged over a settlement plan offered last month by Purdue Pharma, the maker of Oxycontin.

Democratic state attorneys general have generally panned the deal, which would force Purdue's owners, member of the Sackler family, to give up control of their company while paying roughly $3 billion in cash from their personal fortunes.