Borussia Dortmund boss Thomas Tuchel displays strange tactical instructions (Video)

If you're looking for a reason why Borussia Dortmund took a hammering off Bayern Munich, this could be it.

When the Dortmund players needed strong leadership and clear tactics in the biggest game of the season against champions Munich, what they got was something more like morse code. Boss Thomas Tuchel gave these strange signals to his players, hiya! https://twitter.com/btsportfootball/status/650712099199414272 We're not sure whether he's been watching too many Bruce Lee films, or been out raving with this man... https://www.youtube.com/watch?v=XDbsZxCgI44