a new kind of hearing aid, so tiny, it's invisible. female announcer: amp is comfortable to wear and easily removable. amp, the hearing aid for people who aren't ready for a hearing aid. male announcer: call: to find an amp hearing professional near you. only $1,500 a pair. jon: the u.s. military is reporting signs of progress now in the war in afghanistan, but deteriorating conditions in neighboring pakistan could put all of those gains at risk. u.s. relations with pakistan are especially strained right now, since the recent arrest of a man with american diplomatic immunity who was arrested in the shooting deaths of two pakistanis. in response pakistani intelligence is refusing to provide the information we need to target militants along the afghan-pakistan border. our jennifer griffin is keeping an eye on that controversy. she is live from the pentagon.