Last season, as the RB20 fell behind the McLaren MCL38 as the car to beat and Red Bull reportedly suspected McLaren were filling their tyres with water in order to better cool them. According to ...

It is understood they became suspicious around the time of the Singapore race when water was seen emanating ... latest in a tit-for-tat war between Red Bull and McLaren which has raged all year, ...

Red Bull have accused McLaren of illegally injecting water into their tyres to cool them on the eve of the Brazilian Grand Prix. The constructor believes the water — or another unspecified ...

Photo by Mark Thompson/Getty Images During today's F1 pre-season testing in Bahrain, Red Bull faced a cooling system issue with Liam Lawson's RB21. Suspected to be related to water pressure ...