This would be far more concerning if it weren't for the fact the "National" (in what sense?) Cathedral is an operation of the Episcopalians. That sect long ago abandoned Christianity for a vague feel good paganism.
"Washington National Cathedral is hosting a Muslim prayer service for the first time on Friday.
Planners say they hope Friday's service at the historic cathedral will foster more understanding and acceptance between Christians and Muslims around the world.
The prominent Episcopal cathedral often hosts national events, such as presidential funerals, and has hosted Muslims at various interfaith services in the past. But planners say this is the first time the cathedral has invited Muslims to lead their own prayers there, which they call a "powerful symbolic gesture.''...
In a statement, Rasool says, "This is a dramatic moment in the world and in Muslim-Christian relations.''