And more precise, she was the 'pilot monitoring' (PM) meaning she handled all the comm tasks and everything not related to actually flying the plane. The captain was pilot flying (PF)...

Everyone should look for Captain Steeeve on youtube. This man handles this incident with the utmost dignity and respect, only broadcasting the relevant part of the ATC audio, not the entire piece. That is safe for listening. You can feel his pain reviewing the incident.