F1 chiefs issue heat hazard for first time this season ahead of Austrian GP (opens original article in a new tab)

F1 has declared a heat hazard for the Austrian GP weekend with temperatures over 31C, requiring teams to install cooling systems for drivers. Kimi Antonelli leads the championship, while Lewis Hamilton closed the gap after a recent win.

• F1 issues heat hazard for Austrian GP due to temperatures over 31C
• Teams must install driver cooling systems but drivers can choose not to use them
• Kimi Antonelli leads F1 standings with 41-point advantage after five wins this season
• Lewis Hamilton closes gap after winning first race with Ferrari in Barcelona
• George Russell is nine points behind Hamilton in the championship race