The 26-year-old Swiss star is expecting her first child.
Tennis Channel will broadcast the year-end Billie Jean King Cup Finals November 7-12, live from Seville, Spain.
"My support is for Jo-Wilfried Tsonga. I would like to have him on the bench," said Ugo Humbert.
Jannik Sinner, who finished his win over Mackenzie McDonald at 2:37 a.m. Thursday, withdrew after he was scheduled as the fourth match on Court Central.
Tommy Paul will make his fifth straight appearance in Delray Beach.
Olympic gold-medal champion hit with fine of $475,000 by Berlin court. Zverev is contesting the penalty order and denies abuse allegations.
Sanjar Fayziev from Uzbekistan is suspended three years, six months and Israeli Igor Smilansky hit with two-year ban for corruption.