Here's our 52-man roster. I'd expect a DB to be claimed off waivers.
76 Adams, Flozell OT
34 Anderson, Deon FB
19 Austin, Miles WR
20 Ball, Alan CB
24 Barber, Marion RB
80 Bennett, Martellus TE
72 Bowen, Stephen DE
51 Brooking, Keith LB
18 Buehler, David K
57 Butler, Victor LB
54 Carpenter, Bobby LB
23 Choice, Tashard RB
75 Colombo, Marc OT
84 Crayton, Patrick WR
70 Davis, Leonard G
6 Folk, Nick K
68 Free, Doug OT
65 Gurode, Andre C
26 Hamlin, Ken S
36 Hamlin, Michael S
97 Hatcher, Jason DE
16 Holley, Jesse WR
17 Hurd, Sam WR
56 James, Bradie LB
21 Jenkins, Mike CB
98 Johnson, Curtis LB
28 Jones, Felix RB
3 Kitna, Jon QB
63 Kosier, Kyle G
91 Ladouceur, L.P. LS
1 McBriar, Mat P
7 McGee, Stephen QB
77 McQuistan, Pat OT
41 Newman, Terence CB
53 Octavien, Steve LB
85 Ogletree, Kevin WR
99 Olshansky, Igor DE
89 Phillips, John TE
69 Preston, Duke C
71 Procter, Cory C
90 Ratliff, Jay DT
9 Romo, Tony QB
32 Scandrick, Orlando CB
43 Sensabaugh, Gerald S
78 Siavii, Junior DT
96 Spears, Marcus DE
93 Spencer, Anthony LB
94 Ware, DeMarcus LB
25 Watkins, Pat S
58 Williams, Jason LB
11 Williams, Roy WR
82 Witten, Jason TE