Added by mvjr4:

5 Live Sport from 12:00 BST presented from Aintree.

Commentary on the feature race Randox Grand National Handicap Chase:
- John Hunt, with Gina Bryce, kicks off commentary.
- Darren Owen from fence 1.
- Gary O'Brien from the Becher's to the Canal Turn.
- Kris Temple from Valentine’s Brook to Melling Road.
- John Hunt from Melling Road and calls the race finish.

John Hunt also provided commentary on the closing stages of the four prior races.

Added by mvjr4:

10:00-14:00 BST:
Sean Styles presented his daytime programme live from Aintree to build up to the Grand National.
Claire Minter, Mike Hughes, Giulia Bould (who also spoke to Dominic King), Mick Fitzgerald (pre-recorded interview with Styles) and Simon Clare also contributed.

14:00-18:00 BST, Total Sport Merseyside with Mike Hughes live from Aintree:
Rory Boyle, Carl Woodward and Giulia Bould with interviews.
Nick Watts also joined throughout the afternoon.

Took 5 Live Sport's commentary on the feature race Randox Grand National Handicap Chase.

Added by mvjr4:

BBC Radio 5 Live commentary joined in progress.

Added by RHJR:

Ed Chamberlain presenting with Sir AP McCoy, Adele Mulrennan and Mick Fitzgerald. Ruby Walsh providing analysis from the analysis truck.

Richard Hoiles commentating on all races
Grand National commentary from Richard Hoiles, Mark Johnson and Stuart Machin

Luke Harvey reporting from the race start
Brian Gleeson reporting from the betting ring
Oli Bell reporting from the social stable
Matt Chapman, Rishi Persad and Alice Plunkett reporting from around the course, including interviewing jockeys and trainers

Added by Crowe24:

Commentary as BBC Radio 5 Live