Lyles, Thomas star as USA dominate World Relays

Lyles took the baton from Kyree King and accelerated through the line in 37.40 seconds after slick early handovers by Courtney Lindsey and Kenneth Bednarek. "Business is easy!" beamed Lyles, who won treble gold at last year's world championships in Budapest. "It smells like Paris!" Canada took silver in 37.89sec thanks to a late charge by Olympic 200m champion Andre de Grasse. Reigning Olympic 100m gold medallist Marcell Jacobs ran the second leg for the Italians, the defending world relay and Olympic champions...