Netanyahu said Passover, Easter share "ancient and common root"
Justin Welby said British PM's strategy posed "serious ethical questions."
"Faced with death, silence is the most eloquent of words."
The Good Friday service is one of the few events where the pope does not deliver a homily.
Opinion: This mythical figure has taken a long journey from European prehistory to today.
Opinion: Resurrection is a pivotal event in the Chrsitian faith.
Pope Francis spoke for about 50,000 people in St. Peter's Square.
The three pillars of Lent are prayer, fasting and charity.
Opinion: Why the English breakfast might be medieval