American Jews prepare for a Shabbat in the shadow of Colleyville - Jewish Telegraphic Agency jta.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from jta.org Daily Mail and Mail on Sunday newspapers.
Across the country and world, rabbis and those who help them lead their synagogues are weighing a host of concerns, including, is their security strong enough?