polyamorous throuple marriage

Last month I've read a similar news like this, it looks like this kind of union is trending now....

Three men from Colombia speak to BBC World Service about life as a polyamorous throuple, after having their romantic union officially recognised.

http://www.bbc.com/news/av/world-latin-america-40634858/why-three-isn-t-a-crowd-meet-the-trio-who-married-each-other