NEW : The boy 's sister says the drill is ` ` hope for the boys '' Platform , called Plan C , will be part of operation to drill to reach the surface . Plan A drill is making progress ; Plan B drill has hit a snag . 33 miners have been trapped for 35 days , 100 feet under the earth .
NEW : One miner 's sister says the drill is `` hope for the boys '' Platform , called Plan C , will be part of operation to drill to reach the miners . Plan A drill is making progress ; Plan B drill has hit a snag . 33 miners have been trapped for 35 days , 2,300 feet under the earth .