Former Wigan great Denis Betts has tipped St Helens star Jonny Lomax as a potential England captain ahead of this year’s World Cup.Betts represented England and Great Britain with distinction during his playing career and served as Wayne Bennett’s assistant at the last World Cup in Australia.Current national team boss Shaun Wane is weighing up his options as skipper following the retirement of legends James Graham and Sean O’Loughlin.Wane recently described O’Loughlin as “irreplaceable” as