(Reuters) – The ex-husband of Amy Winehouse is on life support in a British hospital after an apparent drink and drug binge just over a year after the untimely death of the "Rehab" singer, Britain's Sun newspaper reported on Thursday. Blake Fielder-Civil, 30, who was married to Winehouse for about two years until 2009 and was widely blamed for fueling her own addiction to drugs, was found choking on his vomit last week after a drinking session and a reported dose of heroin, The Sun said in an exclusive report. …