Future Man City star Cavan Sullivan makes MLS debut at 14 YEARS OLD for Philadelphia Union as he becomes league's youngest ever player
![Future Man City star Cavan Sullivan makes MLS debut at 14 YEARS OLD for Philadelphia Union as he becomes league's youngest ever player](https://i.dailymail.co.uk/1s/2024/07/18/03/87477213-0-image-a-122_1721270667271.jpg)
Future Man City midfielder Cavan Sullivan, 14, became the youngest player in MLS history on Wednesday night as he made a substitute appearance for the Philadelphia Union.