By Ted Hesson and Mica Rosenberg WASHINGTON (Reuters) – The United States plans to close a troubled detention center in Alabama and significantly scale back the number of beds contracted at three other facilities, citing concerns about conditions, according to an internal government document. According to the document seen by Reuters, Immigration and Customs Enforcement (ICE) will discontinue use of the Etowah County Detention Center in Gadsden, Alabama, as it had “long been a facility of serious concern, due to the quantity, severity, diversity and persistence of deficiencies.” While the faci…