Son Heung-min's emotional return sets the tone for another significant step forward for Spurs and head coach Thomas Frank, says chief football writer Phil McNulty.

Spurs – in front of the visiting Son Heung-min – beat Slavia Prague 3-0 with an own goal and two penalties and went ninth in the Champions League group

Son Heung-min's emotional return sets the tone for another significant step forward for Spurs and head coach Thomas Frank, says chief football writer Phil McNulty.