The abrupt end of the season for the Bettendorf High School Cheer Team has become the subject of discussion on social media.

The 21-year-old singer from San Antonio wasted no time winning over coaches Adam Levine, John Legend, Kelsea Ballerini, and Michael Bublé.

At a time when many illustrious clubs have coaches who make a virtue of playing one way, Sadler is keen to have as many different ways to beat the opposition as possible. "Set-pieces, for example ...