MANKATO-October 23, 2012-(KMKO)-The defense in a Mankato drug case is asking the judge for the name of the confidential informant.  The prosecution said they would provide the task force file about the case for the judge’s in-camera review.  33-year-old Carlos Esteves faces a felony charge of second degree drug sales for allegedly selling the confidential informant 6.8 grams of cocaine.