Turkish GP rejoins F1 calendar in latest 2021 change By webmaster - June 25, 2021 254 0 The Turkish GP at Istanbul Park has returned to the 2021 Formula 1 calendar in place of the cancelled Singapore event on October 3. RELATED ARTICLES Sports Havertz penalty rescues draw for Arsenal against Bayer Leverkusen Sports Golf leaderboards: Latest scores from around the world Sports Aston Villa latest: McGinn set to return but Cash, Kamara and Tielemans still out