When are the World Cup playoffs and how many Celtic players are involved?

Originally published at: When are the World Cup playoffs and how many Celtic players are involved?

As the World Cup qualifiers come to an end this week, we take a look at what the latest means for the Celtic international contingent. Celtic have had as many as 7 first-team players break away for international duty this week. And it could be even more by the time the World Cup playoffs come…