Guardiola 1 Mourinho 1: Who will blink first? Man United drumbeat echoes for faltering Guardiola

Manchester United manager Jose Mourinho, left, and Manchester City manager Pep Guardiola embrace after the English Premier League soccer match between Manchester United and Manchester City at Old Trafford, Manchester, England, Saturday, Sept. 10, 2016. Manchester City won the game 1-2. (Martin Rickett/PA via AP)

Manchester United manager Jose Mourinho has an opportunity to score a seismic victory over his old foe Pep Guardiola when his side visit misfiring Manchester City tonight.

Guardiola oversaw a one-sided 2-1 win when he and Mourinho resumed hostilities in September - each at the helm of a new club - and was generally felt to have made a bigger impact than the Portuguese in the season’s early months.