Was McFarland USA about illegal immigrants?

The students were not illegal immigrants. It was about a man who gets a new job at a new high school in McFarland. He forms a cross country team and goes on win state titles over the years at the school.

You racist idiot.

? Is right the plot line it is a man played by Kevin Costner that gets a new job at a High School at McFarland, and starts football coach ends up coaching track