Sister Nirmala, center, sits beside a statue of Mother Teresa and leads a prayer at the Missionaries of Charity headquarters in Calcutta on Good Friday. In the Philippines, nails were hammered through hands and feet of 15 devout Filipinos in an annual Easter Week re-enactment. In Louisiana, Good Friday is like Christmas for crawfish retailers. And at a Jewish restaurant in New York, the rush is on for Passover food. See A2 and A4.