Andy Murray was frustrated but relieved after scrapping his way past Jiri Vesely to reach the fourth round of the BNP Paribas Open.
Defending champions Rafael Nadal and Maria Sharapova both crashed out on a day of shocks at the BNP Paribas Open in Indian Wells.
Novak Djokovic survived a few sticky moments on his way to an opening win over Victor Hanescu at the BNP Paribas Open but Tomas Berdych and Juan Martin del Potro bowed out.
Andy Murray is keen to get involved in a second Rally Against Cancer this summer - and hopes Elena Baltacha will too.
Defending champion Rafael Nadal survived a serious scare against Radek Stepanek before recovering to reach the third round of the BNP Paribas Open in Indian Wells.
Heather Watson and Judy Murray were among those to offer support to Elena Baltacha following her diagnosis of liver cancer.
An injured Victoria Azarenka limped out of the BNP Paribas Open with a second-round loss to America's Lauren Davis.
Queen's Club will stage a second Rally Against Cancer this summer, and Andy Murray hopes Elena Baltacha will get involved.
Lleyton Hewitt battled to win number 599 of his career against fellow Australian Matt Ebden at the BNP Paribas Open.
Ross Hutchins was devastated to hear of Elena Baltacha's cancer diagnosis and hopes he can help by offering the benefit of his experience of fighting the disease.
Indian Wells is one of the most popular tournaments on the tennis circuit but there is little joy in being under the Californian sun for Sergiy Stakhovsky.
James Ward's luck did not quite hold as he lost a close three-setter to Feliciano Lopez at the BNP Paribas Open in California.
It was generally a good day for the hosts as the BNP Paribas Open began at Indian Wells.
Andy Murray and Jonny Marray were beaten in the second round of the men's doubles at the BNP Paribas Open.
Andy Murray will not make his views on Scottish independence known because he does not want a repeat of the furore that followed his comments about the England football team.