John Osmond, Director of the Institute of Welsh Affairs, told us "Cardiff Airport is in the wrong place in relation to the population of the region."
The think tank has acknowledged that Bristol Airport is more successful, but argues that neither existing airport is in an ideal location, or has good enough regional transport links.
More top news
A record crowd of more than 66,000 is expected at the Principality Stadium today for the back-to-back Welsh derbies.
The Welsh Assembly election is less than a week away and the treatment and care of cancer is one of the more contested issues.
Tributes have been paid to an ambulance driver killed in a crash with another ambulance in North Wales.