Constitution Hill looks likely to face a serious examination of his big-race ambitions on the Flat when he goes for the William Hill September Stakes at Kempton Park on Saturday, with new jockey Billy Loughnane in the saddle.
Source: [Sky Sports](https://www.skysports.com/racing/news/12040/13579512/constitution-hill-set-for-serious-test-at-kempton-on-saturday)