With prayer, sacrifices, Pakistani Muslims celebrate Eid al-Adha

By Shahab ShahabuddinKARACHI, Pakistan (Reuters) - Muslims in Pakistan crowded mosques and prayer grounds across the country to offer prayers and sacrifice goats and cows for Eid al-Adha holiday on Saturday, marking the second major religious festival of Islam.Security was tight, with authorities on guard from any possible attack by religious extremists who have carried out bombings across the country in recent years."Today, we are here to offer Eid prayers," said worshipper Saleem Ahmed at a ce