This study will assess the effectiveness of cognitive processing therapy (CPT) or cognitive behavioral therapy (CBT) among women who are experiencing symptoms of post-traumatic stress disorder (PTSD) and/or anxiety relating to a previous pregnancy loss or complication. Lastly, this study includes an option to participate in a procedure whereas startle response will be measured using the eyeblink reflex twice during pregnancy and once in the postpartum period. Startle response is examined using a standard acoustic startle procedure whereby heart rate, skin temperature and eye blinking reflex are measured.