Ratings: 'Person of Interest' up, 'Big Bang Theory' steady, 'Last Resort' hits series low

Lots of interesting developments on the ratings, as ABC's dramas performed below expectations, while CBS received a bump from Person of Interest, which is up two-tenths this week, going from a 2.8 to a 3.0 rating among adults 18-49.

On CBS, The Big Bang Theory was even with last week's 4.8 adults 18-49 rating. Two and a Half Men scored a 3.7, down three tenths from last week's 4.0 adults 18-49 rating. Person Of Interest garnered a 3.0, up two tenths from last week's 2.8 adults 18-49 rating. Elementary scored a 2.2, down a tenth from last week's 2.3 among adults 18-49.

On ABC, Last Resort earned a 1.3, its lowest ratings to date, down four tenths from last week's 1.7 adults 18-49 rating. Grey's Anatomy notched a 2.9, a new season low & down half a ratings point from last week's 3.4 adults 18-49 rating. Scandal scored a 2.0, up a tenth from last week's 1.9 adults 18-49 rating.

Full story: TV by the Numbers