The first free practice session of the 2017 Formula 1 Azerbaijan Grand Prix came to an end in Baku.
Max Verstappen headed a Red Bull one-two in opening free practice session (the Netherlands) with 1:44.410, ending the session 0.470s seconds clear of Daniel Ricciardo (Australia).
Title contenders Sebastian Vettel and Lewis Hamilton were third and fifth. Force India's Sergio Perez had a sizeable accident after misjudging the tight section in the old town of Baku.
