Is Twenty20 harming Test cricket?

Ahead of Tuesday's ICC World Twenty20 opener, BBC Asian Network takes a look at the impact of Twenty20 cricket, only 10 years after the format was invented in England.

"Twenty20, Cricket's Biggest Hit", presented by Mark Ramprakash, was broadcast on the BBC Asian Network on Monday 17 September from 18:00 BST - you can listen again via the BBC iPlayer.

Available to UK users only.