Barney Miller S04E19 - 'Quo Vadis?'

With Barney out on a call, Harris is tasked with filing a report on a nearby Art Gallery when a concerned citizen is offended by paintings she deems obscene. The detectives then get concerned when a call comes in about Barney being shot at on that robbery call. Barney and his wife Liz then have a heart to heart about the dangers he faces while on duty.