New details about Casey Anthony surfaced today after the deposition of her former psychiatrist was unsealed by a Florida judge. According to Dr. Jeff Danziger, Casey Anthony said she was raped at a party when she was 18 and that's how she conceived Caylee.

In the deposition, Danziger recalls an interview he had with Casey back in November 2011

Two beers, possibly given another drug. Woke up passed out ...  Don't remember anything at a party, age 18. This is how she said she got pregnant.

[via TMZ]

He also claimed that Casey showed no signs of mental illness, nor did she know the identity of the father.