A MILLION LITTLE THINGS – “non-essential” – As COVID-19 becomes more widespread across the U.S., Boston goes into lockdown putting Rome’s movie in jeopardy and forcing Maggie to return home from Oxford. Because the hospitals are overwhelmed with coronavirus patients, Eddie’s back surgery is cancelled, leading him to take desperate measures to cope with the severe pain on the return of “A Million Little Things,” THURSDAY, MARCH 11 (10:01-11:00 p.m. EST), on ABC. (ABC/Jack Rowand) CHRIS GEERE, ALLISON MILLER