This repair is so nervewreaking. I suggest everyone to take your time and really make sure you're not rushing it, or you may break the connectors, as there's tape on everything almost breaking the connector when you remove the flex cable.

MrNewbhero - You probably can replace it without a full clamshell, however, be advised that the front glass acts as a part of the LCD and the layers underneath are just backlight pieces and so on. It's a very difficult job for a DIY