A shooter with a rifle opened fire from a nearby roof onto a U.S. Immigration and Customs Enforcement location in Dallas on Wednesday, killing one detainee and injuring two others before taking his own life, authorities said. The suspect has been identified by a law enforcement official as 29-year-old Joshua Jahn. The official could not publicly disclose details of the investigation and spoke to The Associated Press on condition of anonymity. https://www.wtsp.com/article/news/nation-world/dallas-immigration-office-shooting/507-06aab3f3-d32b-40cc-a984-33ed62986540