BBC F1 pundit Alice Powell fears Alpine have ‘a lot of work to do’ after Esteban Ocon and Pierre Gasly locked out the back row of the grid for the Bahrain GP in qualifying. The worrying signs in Sakhir were even evident throughout pre-season testing and practice for Saturday’s opening race. Alpine have consistently appeared off the pace and their plight came home to roost on Friday. Ocon was 1.614 seconds off Max Verstappen’s pole lap time. Worse for Alpine was that Gasly lapped the Bahrain International Circuit 0.155 seconds off his teammate’s best time in Q1. The Enstone outfit now face a gr…