I would try replacing your USB cable and then the Power supply brick (go with 2 amp and your phone will charge much faster) that is plugged in. Somewhere along the line the voltage is not making it to the phone and I highly doubt that 3 phones would have the same problem without a recall.
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I would try replacing your USB cable and then the Power supply brick (go with 2 amp and your phone will charge much faster) that is plugged in. Somewhere along the line the voltage is not making it to the phone and I highly doubt that 3 phones would have the same problem without a recall.