The Belgian places ninth overall and wins the best young rider jersey in Argentina.
Bennett sprints to first win of the season in circuit race around San Juan.
Day-long breakaway survive frantic final chase from the peloton to deny the big-name sprinters.
Atop the fearsome Alto Colorado, Movistar's Colombian climber Winner Anacona wins the day and assumes the overall race lead.
After leaving Belgian super-team Quick-Step a year early, Colombian sprinter Fernando Gaviria has quickly assimilated to the UAE team.
There are four key lessons to take away from the incident in Argentina, where Deceuninck-Quick-Step rider Iljo Keisse harassed a local woman.
French star Julian Alaphilippe is boosting his morale with success in the South American stage race, which he leads after four days.
Colombian sprint star Fernando Gaviria nets his second stage win of Vuelta a San Juan, besting Peter Sagan again.
The Belgian is making his professional debut with Deceuninck-Quick-Step, and he's already thinking big.