Grand National tips from Oddschecker.com

The 40-horse field for the Grand National has been named after three late withdrawals. Northern Alliance, Our Monty and Roll Along are out.

Last year's winner Don't Push It tops the weights and will be ridden again by Tony McCoy, who enjoyed his first Grand National success in 2010's triumph on the horse.

We speak to Derren Maggs, from online odds comparison website Oddschecker.com ahead of the big day, with Midnight Run currently favourite to win the race this year.

There's also a look at the whole three-day meeting at Aintree, with the highlights including Totesport Bowl Chase which Cheltenham Gold Cup runner-up Denman is contesting. There's also the Foxhunter Chase over Grand National fences. Friday sees the Topham Chase, which is again run over the National Fences over 2¾ miles, whilst the purists may fancy the Melling Chase, including the likes of Alberta's Run, Masterminded and Kalahari King.

Our Grand National coverage with Oddschecker.com. Win more at the online home of expert free tips and odds comparison. Please bet responsibly.