Point guard Kyrie Irving is in the final year of his contract with the Boston Celtics.
Unai Emery has already made two signings since taking over as Arsenal head coach following the departure of Arsene Wenger.
World number two Rafael Nadal missed three months of the 2018 season due to a hip injury sustained during the Australian Open in January.
Mercedes driver Lewis Hamilton is currently trailing Ferrari's Sebastian Vettel by one point in the 2018 Drivers' championship.
The Golden State Warriors defeated the Cleveland Cavaliers 4-0 in the 2018 NBA Finals.
Kawhi Leonard reportedly asked the San Antonio Spurs for a trade and is interesting a number of teams in the East and West.
The Red Bull Racing team will be powered by Honda engines in 2019 after they ended their 12-year association with Renault.
Former world number one Andy Murray has not played his loss in the quarterfinals at Wimbledon in 2017.
Boston Celtics point guard Kyrie Irving will be a free agent at the end of next season.
Monday night's game between the Chicago Cubs and LA Dodgers will be played on Tuesday.
Three-time NBA champion LeBron James is likely to leave the Cleveland Cavaliers for the second time in his career by exercising his opt-out clause and becoming a free agent.
Mercedes driver Lewis Hamilton has welcomed the use of social media to promote Formula 1.
Argentina began their 2018 FIFA World Cup campaign with a disappointing draw against Iceland on Saturday.
Roger Federer marked his return to the top of the ATP men's singles ranking by picking up the title at the Mercedes Cup in Stuttgart on Sunday.
Boston Celtics came close to making the 2018 NBA Finals despite being without Gordon Hayward and Kyrie Irving during the playoffs.
Lewis Hamilton is in the final six months of his current deal with Mercedes, with talks ongoing since the end of last season.
Roger Federer can take over the number one spot from Rafael Nadal if he makes the final at the ongoing Mercedes Cup in Stuttgart.
Reigning F1 champion Lewis Hamilton is hoping the 2018 championship is not decided by car reliability issues.
Golden State Warriors forward Kevin Durant won his second straight NBA Finals MVP as they beat the Cleveland Cavaliers in the 2018 Finals.
The 2018 World Cup gets underway in Russia on Thursday with the host nation taking on Saudi Arabia in the opening match at the Luzhniki Stadium in Moscow.