 The following period of racing was relatively calm , without attacks and with Cannondale – Garmin controlling the pace . With 9 @.@ 2 km ( 5 @.@ 7 mi ) remaining , however , Tony Martin ( Etixx – Quick @-@ Step ) attacked and was joined by Geraint Thomas ( Team Sky ) , Lars Boom ( Astana ) and Matti Breschel ( Tinkoff – Saxo ) . Breschel suffered a puncture and dropped out of the move , but Martin , Thomas and Boom continued their breakaway attempt . Several riders , including Rui Costa ( Lampre – Merida ) , made unsuccessful attempts to bridge across to the leading group . The chase in the main peloton was led by Lotto – Soudal and the leading group was caught with 1 @.@ 5 km ( 0 @.@ 9 mi ) remaining . 
