![Kate Middleton unable to compete in marathon because of strict royal protocol | Royal | News | Express.co.uk Kate Middleton unable to compete in marathon because of strict royal protocol | Royal | News | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/106/750x445/1495296.jpg)
Kate Middleton unable to compete in marathon because of strict royal protocol | Royal | News | Express.co.uk
![Competitive Kate Middleton impresses on running track and boxes during sporty day out - Mirror Online Competitive Kate Middleton impresses on running track and boxes during sporty day out - Mirror Online](https://i2-prod.mirror.co.uk/incoming/article21580802.ece/ALTERNATES/s615b/1_Royal-visit-to-the-London-Stadium.jpg)
Competitive Kate Middleton impresses on running track and boxes during sporty day out - Mirror Online
![Man dressed as the Duchess of Cambridge, Kate Middleton running at the 2015 Virgin Money London Marathon Stock Photo - Alamy Man dressed as the Duchess of Cambridge, Kate Middleton running at the 2015 Virgin Money London Marathon Stock Photo - Alamy](https://c8.alamy.com/comp/EN54WR/man-dressed-as-the-duchess-of-cambridge-kate-middleton-running-at-EN54WR.jpg)
Man dressed as the Duchess of Cambridge, Kate Middleton running at the 2015 Virgin Money London Marathon Stock Photo - Alamy
HELLO! - Kate Middleton does the school run in Michael Kors dress as she drops off Princess Charlotte: http://bit.ly/2lCWGj2 | Facebook
![Duchess Kate: The Royals Get Their Running Shoes on for Heads Together | Duchess kate, Kate middleton outfits, Duchess of cambridge Duchess Kate: The Royals Get Their Running Shoes on for Heads Together | Duchess kate, Kate middleton outfits, Duchess of cambridge](https://i.pinimg.com/originals/cf/ea/f3/cfeaf39269d456f557e3d59d67cdf7ba.jpg)