Brennan Johnson scored a stoppage-time winner to keep alive Tottenham's League Cup hopes after second-tier Coventry City threatened to deny their top-flight opponents a place in the last 16 on Wednesday.

So what did we learn after a come-from-behind last gasp 2-1 League Cup win at mid-table Championship side Coventry City? Some potentially hard truths about this Tottenham team and its depth.

Tottenham needed two late goals from Djed Spence and Brennan Johnson to beat second-tier Coventry 2-1 and avoid a shock League Cup exit on Wednesday.As Postecoglou was facing up to a second consecutive early exit in this competition,

Brennan Johnson scored a stoppage-time winner as Tottenham Hotspur hit two late goals to scramble past second-tier Coventry City 2-1 and reach the last 16 of the League Cup on Wednesday. Coventry were leading 1-0 at the 87-minute mark and looking much the better side when substitute Djed Spence slid home an equaliser.