MONACO :Aston Martin's Lance Stroll collected a one-place grid drop for causing a collision with Ferrari's home hero and pacesetter Charles Leclerc in first practice for the Monaco Formula One Grand Prix. Leclerc, last year's winner from pole position, broke his front wing in the incident but, after a brief red flag period, ended Friday's opening session on top around the twisty harbourside street circuit. His time of one minute and 11.964 seconds was 0.163 quicker than Red Bull's four-times