Zeinab Badawi meets Anglican Bishop Michael Nazir-Ali who was born in Pakistan and whose Muslim father converted to Christianity. Most of those fleeing from Syria to Europe are Muslims and this has provoked some tension between Christians and Muslims and between countries in Europe who are worried about the impact of so many refugees.The UN says the number of migrants and refugees arriving in Europe this year has already passed 500,000 more than double the total of 2014. How far has the refugee crisis tested our common humanity?(Photo: Anglican Bishop Michael Nazir-Ali. Credit: Getty Images)