MINNEAPOLIS (WCCO) – Here’s a look at the four things you need to know for Sunday, Oct. 4, 2015.

Number 1: 3 Children Die In House Fire

A fatal house fire in north Minneapolis claimed the lives of three children.

Firefighters say when they got to the 2700 block of Penn Avenue North around midnight, they found three children inside the burning home.

Two died at the scene and the third was taken to a hospital.

Number 2: Vatican Holds Meeting Of World’s Bishops

Pope Francis has opened a meeting of the world’s bishops Sunday morning by saying that marriage is an indissoluble bond between man and woman.

But he says the church must “seek out and care for hurting couples with the balm of acceptance and mercy.”

On Saturday, the Vatican fired a priest who came out as gay.

The Vatican did not cite a specific reason for his firing, but criticized the timing.

Number 3: Twin Cities Marathon

The starting line is near U.S. Bank Stadium in Minneapolis. The finish line is near the State Capitol in St. Paul.

The course winds along the chain of Lakes. More than 11,000 people have registered for this marathon.

Protesters with Black Lives Matter say they will not disrupt the race, but they are planning to demonstrate at the finish line.

Number 4: Vikings Vs. Broncos

The Vikings take on the Broncos at 3:25 p.m. at Mile High Stadium in Colorado.

While Denver is undefeated, the Vikings have a 2-1 record.