Families in Ladera Ranch are looking for answers about why several children in their community have been diagnosed with the same rare cancer. Megan Matteson says that her son Brody was only 17 when he died from Ewing’s sarcoma. “He was an outdoor child. There was a time to be outside, and that was Brody,” Megan Matteson told Sister Station NBC Los Angeles. “He was on his bike, he was in the park. They were building bike ramps. He was in all the …