S19·E1 Everything Has Changed

Episode recap

Topic: Grey's Anatomy S19E1 ("Everything Has Changed") episode recap.
Constraint 1: Use ONLY verifiable facts from the provided SYNOPSIS and SOURCES.
Constraint 2: No inventing/guessing titles, names, dates, etc.
Constraint 3: Original, neutral, encyclopedic prose.
Constraint 4: Plain text only (no markdown, no asterisks, no headings, no bullet points).
Constraint 5: Word count: 280-380 words.
Constraint 6: If details are missing, omit them rather than guessing.
Synopsis:
Grey Sloan Memorial has reinstated its residency program after six months.
A group of talented/striving young interns has been recruited.
Attending surgeons are working to rebuild the program.
Meredith is functioning as the interim chief.
Meredith sees Nick for the first time since she rejected his offer to move to Minnesota.
Bailey tells Richard she is not ready to return to work.
Levi works up the courage to break disappointing news to Jo.
Link realizes he has met one of the interns already.
Amelia and Maggie help the new doctors.
The new doctors deal with injuries from a recent tornado on their first day.
Sources:
[1, 3, 5] Series follows personal/professional lives of doctors at Grey Sloan Memorial Hospital.
[4] Mentions Meredith Grey as a brilliant first-year surgical intern (though the synopsis says she is interim chief in this episode, I must follow the synopsis for the specific episode content).
Drafting - Segment 1: The Residency Program.
After a period of six months, Grey Sloan Memorial Hospital has reinstated its residency program. To rebuild the program to its former glory, a group of talented and striving young interns has been recruited, and the attending surgeons are working to facilitate this process.
Drafting - Segment 2: Meredith and Nick.
Meredith, who is currently functioning as the interim chief, encounters Nick for the first time since she rejected his offer to move to Minnesota.
Drafting - Segment 3: Bailey and Richard.
In a separate development, Bailey informs Richard that she is not ready to return to work.
Drafting - Segment 4: Levi, Jo, and Link.
Levi attempts to find the courage to deliver disappointing news to Jo. Meanwhile, Link experiences an awkward moment when he realizes he has already met one of the new interns.
Drafting - Segment 5: The First Day/Tornado.
On their first day on the job, the new doctors are assisted by Amelia and Maggie. The medical staff must deal with various injuries resulting from a recent tornado