Millwall were fully deserving of their victory , as Leicester manager Claudio Ranieri accepted afterwards .
Millwall were also indebted to Millwall 's goalkeeper , Jordan Archer , for keeping the Premier League champions at bay .
Millwall were fully deserving of their victory , as Leicester manager Claudio Ranieri accepted afterwards , but they were also indebted to their goalkeeper , Jordan Archer , for keeping the Premier League champions at bay .