If it is not harmful to health, all soldiers should use some kind of device,eventually something subcutaneous, so as to be found in any circumstances. If the soldiers that were abducted were using something like that, they would be easily found by Israel .

Do me a favour . . . seeing that you have a direct line to the almighty .. ask him (or her) to stop the rockets from Gaza. You put your faith in the Lord and I'll put mine in the Iron Dome.