Not particularly unsurprising. Memory is a fickle thing. With the mind able to create extremely vivid false memories. Sometimes with outside prompting, sometimes organically in response to extreme trauma.

Granted there’s a lot of powerful people at play who may have convinced her to recant for various reasons.

There’s also the self interest angle. Did someone fork over cash to shut her up. Or perhaps she found out she wouldn’t get a dime.

So many ways this can play out. Though the sudden recanting will certainly may cast her other testimony into question.