Movistar wins team time trial by two seconds ahead of BMC racing, but Tejay van Garderen accuses Spanish squad of breaking rules.
Nairo Quintana set to return home following Tirreno for "calm" approach towards the Giro d'Italia/Tour de France double attempt this year.
Nairo Quintana returns to Terminillo the victor of stage 4 two years after taking the same summit en route to Tirreno-Adriatico win in 2015.
Nairo Quintana gained time and garnered respect with sensational solo win on stage 4 to take overall lead over rivals at Tirreno-Adriatico.
Colombian Nairo Quintana pulled on the leader's blue jersey after solo finish to win the fourth stage of the Tirreno-Adriatico on Saturday.
Tactics worked against Nairo Quintana on Saturday in the Abu Dhabi Tour, but he appears the sharpest of the stars with the Giro in sight.
Vuelta winner Nairo Quintana set to vie for a second Giro d'Italia crown and his first Tour de France title next year.
Marc Soler and Jasha Sütterlin have both re-signed with Team Movistar through the end of 2019.
Former hour record holder Alex Dowsett rides this aerodynamic Canyon Aeroad CF SLX
Movistar extends contract with Valverde for three more years, indicating its faith in the 34-year-old's long-term prospects