England captain Harry Kane says it is "too early" to judge whether he could play on for his country until the next World Cup in 2030 following the painful semi-final defeat by Argentina.Defending champions Argentina produced a dramatic late comeback in Atlanta to earn a 2-1 win against Thomas Tuchel's side, setting up a final against Spain on Sunday.It was a second World Cup semi-final defeat in eight years for England and Bayern Munich striker Kane following a 2-1 defeat by Croatia in 2018.Whil