Tim Stenevek

We go to southern Spain next, where a high-speed train derailed and slammed into an oncoming train on the rail line between Madrid and Malaga.

21 people have been killed, at least, and dozens more injured.

Here is Spanish Prime Minister Pedro Sánchez speaking through an interpreter.

Spanish Prime Minister Pedro Sanchez speaking through an interpreter, officials in Spain say the cause of the crash is unknown.

In Minneapolis, tensions remain high 10 days after an ICE agent shot and killed Renee Good.

Over the weekend, thousands of protesters denounced federal immigration enforcement.

Meantime, the U.S.

is increasing the number of law enforcement agents and potentially sending military personnel to Minneapolis.

The FBI is also sending messages to its agents nationwide seeking volunteers to temporarily transfer to Minneapolis.

And at the same time, the Pentagon has ordered U.S.

troops to be on standby.

Here is Homeland Security Secretary Christine Ohm speaking on CBS Face the Nation.

That is Homeland Security Secretary Kristi Noem speaking on CBS Face the Nation.

Meantime, the governor of Minnesota, Tim Walz, has mobilized the state's National Guard to support local law enforcement.

The government of Syria and the U.S.-backed Syrian Democratic Forces have agreed to end their clashes.

The two sides reached a new deal on expanding the SDF's control over vital territories and resources.

Now, this agreement includes a ceasefire as well as the retreat of SDF troops east of the Euphrates River.

It also relinquishes authority in the eastern provinces to the government and the military.

In sports, the NFL playoffs are underway, and the New England Patriots defeated the Houston Texans 28-16 in the divisional round.

The Patriots will now face the Denver Broncos in the AFC Championship next weekend.