The Best Episodes Written By John Callaghan

The team may not be able to save one of their own after a deadly run-in with the widows.

A furious thunder-snowstorm makes landfall while Wynonna and Waverly are forced to confront their demons - and each other.

After a young, healthy and hunky fireman dies suddenly at Hope Zion Hospital, Alex must take the stand at Hope Zion’s Morbidity and Mortality (M&M) Rounds to find out what went wrong and who is to blame. Meanwhile, Charlie deals with a nervous aspiring Nun, and Joel has to decide if he can be the man that comes through for Sonja.

Sarah finds herself in the middle of a hostage situation at a medical testing lab. When the team realizes there's no way inside without aggravating the gunman, Charlies sends Rex in to monitor the situation.

The animal lovers of St John's are under suspicion as Charlie and Rex investigate the death of a professional pet sitter. At home, Charlie finds himself in need of Sarah's help.