Four Egyptian Shi’ites were killed on Sunday in an attack by Sunni Muslims fearing the spread of Shi’ite Islam in Egypt, according to reports by state media, witnesses and security sources.
Residents of the town of Zawiyat Abu Muslim in Giza province on the outskirts of Cairo surrounded the home of a prominent Shi’ite after learning he was hosting a religious gathering, witnesses and security sources told Reuters.
Source: http://www.reuters.com/article/2013/06/23/us-egypt-protests-shiites-idUSBRE95M0HT20130623