Download it from the PlayStation Store.
First Strike has been out for the PS3 and the next DLC Escalation will be out June 3 2011
March 1st for ps3 only because Microsoft paid to get it out first.
$15 for the PlayStation store download first strike comes out exculisivly for 360 for 1200 Microsoft points but should be out with in a week or 2 for ps3
March 1,2011
14.95 $ USD
march 3rd
March Third
First strike and the 3 later DLCs were already released for Black ops
you can get first strike for free on PC, PS3 and XBOX just visit:
March 3 2011
after a month so probably at the start of March First Strike was available on 3/3/11 for the PS3 at the PlayStation store The PC game DLC is to release on 3/25/11
Most likely march 1st