- Chris Hoy says raising cancer awareness has given him new purpose BBC.com
- Zwift partners with Chris Hoy on ‘Tour de 4’ to raise funds for cancer charities Cyclingnews
- Sir Chris Hoy launches Tour de 4 to raise money for cancer charities on Zwift BikeRadar
- Zwift partners with Sir Chris Hoy’s Tour de 4 initiative to raise money for cancer charities CyclingWeekly
- Sir Chris Hoy teams up with Kiltwalk to raise funds for cancer charities The Independent
