sentences:  His difficulties were increased by the fact that his team felt they could not afford to devote a domestique to assist Van Hummel (as is commonly done for other sprinters such as Mark Cavendish), as they could not afford to run the risk of having both riders disqualified.His daily struggle against the time limit, and his positive attitude made him a popular cyclist in the Netherlands.In the seventeenth stage, he fell and had to leave the race due to his sustained injuries.