Kane Williamson is battling with the flu ahead of New Zealand's third Test against Australia.
Australia captain Tim Paine is not yet concerned about poor air quality in Sydney, but backed staff to do what is best for players.
Jofra Archer's possible absence from the second Test will not impact how South Africa's Quinton de Kock approaches the match.
The ICC is reportedly considering introducing four-day Test matches, a move which England wicketkeeper Jos Buttler feels merits discussion.
After suffering three heavy defeats to Australia in their last T20 series, Sri Lanka have recalled Angelo Mathews for the tour of India.
Jofra Archer is a doubt for Newlands but Kevin Pietersen says England should drop one of new-ball pair Stuart Broad or James Anderson.
Cameron Bancroft hit 50 from 42 balls as Perth Scorchers comfortably got the better of Brisbane Heat to revive their BBL campaign.
Four-day Tests appear likely to become more commonplace in the 2020s, but Australia spinner Nathan Lyon is dead set against them.
Justin Langer suggested Australia were likely to be unchanged against New Zealand in the third Test.