S13, E23: Much to the chagrin of the County General staff, the new Chief is ready to make some major changes in the ER. Meanwhile, Kovac puts his honeymoon on hold while he travels back to Croatia to be with his ailing father, Gates is urgently called home when Sarah panics that she might be taken away, and a patient convinces Neela to attend an anti-war rally and consequently finds her life in peril.