Jamie Carragher has cast doubt on the wisdom of Manchester United launching a big-money bid for Tottenham star Harry Kane.
The Old Trafford side were put on alert after Kane admitted he might leave North London in pursuit of trophies and may consider a £150million bid.
However, Carragher feels that, with Kane turning 28 next year, the club may be best seeking to invest in younger talent with higher sell-on values.
'Kane turns 27 in July,' Carragher told The Telegraph. 'We have no idea when the next transfer window will open or next season start.