Fast National ratings for Thursday, Feb. 19, 2009.

Still glowing from that endless crossover event with "Grey's Anatomy," "Private Practice" won its hour on Thursday night, helping ABC split the evening's key ratings races.

ABC won among adults 18-49, doing a 4.2 rating in the key demographic. CBS was a respectable second with a 3.9 rating, followed closely by the 3.0 rating for FOX and the 2.5 rating for NBC. The CW's 0.8 rating didn't follow closely.

Overall, though, CBS averaged an estimated 13.92 million viewers and an 8.6 rating/14 to solidly beat the 7.5/12 for ABC. FOX was well back in third with a 5.0/8, beating the 4.0/6 for NBC. The CW's 1.3/2 was fifth.

CBS started the night in first with a 7.9/13 for "Survivor: Tocantins." FOX's "Bones" was second with a 6.0/10, followed by ABC's "Ugly Betty" with a 5.1/8. NBC's "My Name Is Earl" and "Kath & Kim" had no trouble beating the 1.4/2 for a "Smallville" repeat on The CW.

"CSI: Crime Scene Investigation" won the 9 p.m. hour, doing a 10.5/16 for CBS. ABC's "Grey's Anatomy" had a 10.0/15 for second and handily won the hour in the 18-49 demo. FOX fell to third with "Hell's Kitchen," which beat the 3.4/5 for "The Office" and "30 Rock" repeats on NBC. The CW's "Supernatural" trailed.

ABC grabbed first in the 10 p.m. hour with a 7.5/13 for "Private Practice," which nipped the 7.4/12 for CBS' "Eleventh Hour." NBC's "E.R." was well back in third.

All ratings information comes from preliminary Fast National Nielsen data, which includes live and same-day DVR viewing. All numbers are subject to change.