Australian Open winner Jannik Sinner continued his unbeaten start to the year with a dominant victory over Thanasi Kokkinakis at Indian Wells.
Rafael Nadal has pulled out of the BNP Paribas Open in Indian Wells as he is not yet fit enough to compete at the highest level.
Alex de Minaur continued his red-hot form in Mexico when he defeated Casper Ruud in straight sets to defend his Mexico Open title in Acapulco on Saturday night.
World number five Andrey Rublev was sensationally defaulted after being accused of swearing at a line judge in the deciding set of his semi-final at the Dubai Open.
Qualifier Mariano Navone defeated Cameron Norrie in straight sets in a gruelling semi-final of the Rio Open on Saturday.
Despite suffering an ankle injury at the Rio Open on Tuesday, Carlos Alcaraz remains optimistic about his chances of defending his Indian Wells title next month.