Twitter is populated with all kinds of users. There are celebrities with millions of followers and regular folks with a few dozen. And then there is Paul Krugman, who amassed a huge following without knowing it.
Myanmar, which has previously disavowed responsibility for Rohingya migrants stranded at sea, has said it will provide search and rescue for "boat people" in its territorial waters as well as humanitarian assistance.
An explosion rocked a mosque Friday in eastern Saudi Arabia, the Saudi Press Agency reported -- a mosque serving Shiite Muslims in a majority Sunni country, social media posts from purported witnesses say.