MotoGP has changed the rules regarding stalled machines in all three grand prix classes. The simplification of the regulations follows Fabio Quartararo stalling his Petronas Yamaha as the warm-up lap began in Qatar.
Maverick Vinales got the better of COTA favourite Marc Marquez during a phantom qualifying session at the end of Friday practice in Austin, which also saw Monster Yamaha team-mate Valentino Rossi complete the top three.
Jack Miller made the most of a fortuitous opportunity to follow COTA king Marc Marquez near the end of Friday afternoon's MotoGP FP2 in Austin, Texas.
Vinales sets the pace from Marquez and Rossi as lap times tumble during FP2 for the Austin MotoGP at COTA. Rain is forecast for Saturday, prompting soft-tyre time attacks in the closing stages to try and claim a place in the top ten for direct access to Qualifying 2.
Ducati's Danilo Petrucci didn’t hold back as he described the condition of the COTA asphalt after opening MotoGP practice in Austin, Texas. Further work has been carried out to try and reduce the notorious bumps, but after setting the 13th fastest lap time Petrucci said:
"The #69 used by 2006 world champion Nicky Hayden was officially retired from MotoGP on Friday at the Grand Prix of the Americas. Hayden's family and friends were joined by FIM President Jorge Viegas and Dorna CEO Carmelo Ezpeleta during a ceremony held in the COTA Media Center.
One of the hot topics for discussion among the riders in Friday evening's Safety Commission meeting at Austin will be Cal Crutchlow's recent jump-start penalty.
Seven months after Valentino Rossi declined Marc Marquez's offer of a handshake at Misano, the multiple MotoGP champions exchanged congratulations just before the podium ceremony in Argentina.
One of the main question marks for riders and teams ahead of this weekend's Austin MotoGP is the effectiveness of recent bump reduction treatment at COTA.
Marc Marquez will aim to extend his perfect COTA MotoGP record to seven victories while wearing this special helmet design (see video below) in Austin, Texas. The 'MM Rodeo Ninety-Three' is the third special helmet used by the reigning world champion at the American circuit.
A MotoGP race winner at Ducati and four-time podium finisher for Suzuki, Andrea Iannone insists he and Aprilia remain 'fully dedicated' after 14-17 finishes in the opening races of 2019.
Andrea Dovizioso hasn't been on the Austin MotoGP podium since 2015. But a competitive showing last time in Argentina - another traditionally tough track for Ducati - means the Italian is confident of achieving his target of rostrums in all three opening flyaway rounds.
Having broken a ten-race podium drought last time in Argentina, Valentino Rossi arrives in Austin eager for more silverware at 'the most difficult and technical track' of the MotoGP season.
Having charged from tenth to fifth in Qatar followed by a 16th to fifth recovery in Argentina, Alex Rins and Suzuki badly need to qualify better at this weekend's Austin MotoGP.
A 'small mistake' carried a 'big price' for Sam Lowes last time out in Argentina, as the Englishman suffered his first DNF of 2019 due to an early crash at turn seven of the Moto2 race.
Austin could be a pivotal weekend for Sam Lowes, who began the year with solid points for sixth in Qatar, but then fell after qualifying on the front row in Argentina.