<P> A storm hits the hospital and creates a power outage . After operating on a former case of Bailey's, he goes in the electrical room and finds the man who was in charge of the generators lying on the ground . He sends him to an OR and stays in the room to restore the power but is seemingly electrocuted . </P> <P> Richard slowly recovers from his electrical injuries after putting Meredith as his POA . Richard returns to work and is given a retirement package from Hunt on his birthday . Richard accepts to become the head of the residency program mentoring the residents . He continues his relationship with Catherine and plans to propose . Richard chats with Dr. Maggie Pierce after her first day at Grey Sloan Memorial who says that it was surreal to work at a place where, Ellis Grey, her birth mother, has the same name . Maggie bears a striking resemblance to Richard, suggesting that he is her father . </P> <P> As series 11 progresses, it is revealed through moments of flashbacks from Meredith that Maggie is in fact Richard's daughter, and that Ellis gave her up out of shame and suffering from depression . Upon finding out the truth Richard doesn't tell Maggie the news straight away out of fear Maggie will reject and blame him for giving her up . This causes Richard to act strangely around her, causing Miranda Bailey to wonder if he is sleeping with her, Richard correcting her on this mistake causes other members of staff to find out the truth before Maggie . After the truth is revealed Maggie is angry with Richard and ignores and rebuffs him for some time . Later on in the season the pair are seen to have bonded and are now friends, with Richard and Meredith sharing stories with Maggie about Ellis . </P> <P> In the season 13 episode "The Room Where It Happens," when a male patient is wheeled into the OR where Meredith, Hunt, and Edwards are waiting, Webber shows up to help having napped all day . Webber wants the patient to be given a name, he picks Gail, a cello player and music teacher . During the episode, each of the doctors has a flashback to a tragic incident from their past . We learn near the end of the episode, Gail was Webber's mother, who had advanced pancreatic cancer and died when he was ten . </P>

When does dr webber leave grey's anatomy