F1 Canadian GP live commentary and updates - free practice - Motorsport.com

Live coverage of free practice at the Canadian Grand Prix highlighted teams testing a raft of aerodynamic and cooling upgrades ahead of the race. McLaren trialled numerous items — including a new front wing, engine cover changes, cooling louvres, a halo winglet, rear wing endplate, rear suspension fairings and floor-edge devices — while Mercedes ran updates to its front wing, front upright aero, floor and rear corner parts. Those parts are now being evaluated in sprint qualifying in Montreal, making the session a first competitive check on how the updates affect pace and balance.