wynjones will equal the world record for test appearances — going level on 148 with all black richie mccawst start for two years while willgriff john makes his debut and cory hill comes in too. and despite the coronavirus, day three at cheltenham has just got underway. thousands are in attendance with the ryanair chase and marsh novices chase among the feature races. lots of health and hygiene provisions have been put in place, and we will be speaking to our correspondence throughout the course of the afternoon. go to the bbc sport website, a constantly updating list of events that have been hit by the virus. we will have all those updates on afternoon live and beyond. earth's great ice sheets, greenland and antarctica, are now losing mass six times faster than they were in the 1990s thanks to warming conditions. a comprehensive review of satellite data from both poles is unequivocal in its assessment of accelerating trends, say scientists. between them, greenland and antarctica lost 6.4 trillion tonnes of ice in the period from 1992 to 2017. professor andrew shepherd is the co—lead on the