LAS VEGAS :Last year's winner George Russell of Mercedes topped the timesheets in the final free practice for the Las Vegas Formula One Grand Prix on Friday, edging Red Bull's Max Verstappen and the Williams of Alexander Albon. Qualifying for Saturday's night race on the Las Vegas Strip is set to take place later in the evening with rain threatening. Russell posted a fastest time of one minute, 34.054, which was 0.227 seconds ahead of four-times world champion Verstappen, with Albon 0.821