Mayor supports southern rail link to Heathrow Airport

The Mayor of London has indicated his support for a southern rail link to Heathrow Airport and suggested that there could be progress on getting something started.
(c) HSRL
Although Heathrow is very accessible by rail from the north and the east, plans to improve rail access from the west were put on hold due to the pandemic, and plans to improve access from the south have been talked about for several decades.
It currently takes around 2 hours to reach Heathrow by rail from Guildford, or 45 min