U.S., Afghan forces strike opium factories to curb Taliban funds

By Girish GuptaKABUL (Reuters) - U.S. and Afghan forces have launched joint attacks on Taliban opium factories to try to curb the insurgent group's economic lifeline, officials from both countries said on Monday.U.S. Army General John Nicholson showed videos at a press conference of targeted aerial strikes against what he described as Taliban drug factories."Last night we conducted strikes in northern Helmand to hit the Taliban where it hurts, in their narcotics financing," said Nicholson, flank