Update: Yesterday, Nikki Bella released a tweet of her claiming to be injured but that she will be back stronger than ever. An update on that claim by Nikki Bella has been confirmed. Nikki posted the following on Instagram showing her neck is in rough shape:
https://instagram.com/p/9oHmiqikF6/
F4WOnline is reporting that Nikki is also suffering from a nagging hip injury.