Max Verstappen says he decided to "call it a day" in his Formula 1 pursuit of Sergio Perez in the Saudi Arabian Grand Prix - settling for second. Following his 15th place start, Verstappen was running inside the Top 5 when the Safety Car was deployed for Lance Stroll's retirement, allowing him a free pitstop for the change to Hard tyres. Restarting fourth, Verstappen quickly cleared George Russell and Fernando Alonso to run second on Lap 25, by which time Perez had bolted out front. The gap remained around the five second mark until the flag, although Verstappen did nick…