Commentary: Dennis's departure leaves more questions than answers VeloNewsTour de France rider suddenly quits race, goes missing The Mercury NewsThis cyclist quit the Tour de France in the middle of a stage, and nobody knows why SB NationSummary - Stage 12 - Tour de France 2019 Tour de FranceDennis quits Tour in bizarre way, Yates wins in Pyrenees Yahoo NewsView full coverage on Google News