After Geraint Thomas sealed overall victory during yesterday’s 21st stage, he has today celebrated his much-deserved victory in style holding a glass of champagne while accompanied by his friends and family. ? Your 2018 @LeTour champion – @GeraintThomas86 @TeamSky! ???????#TDF2018 pic.twitter.com/VjppA9jXaD — Le Tour de France UK (@letour_uk)…