The Pinehurst cribs were sold exclusively at Babies 'R Us. The other cribs were sold at various retailers.
You are urged to stop using these cribs until yours can be fixed.
The company will send a technician to repair it.
For more information visit http://www.cpsc.gov/cpscpub/prerel/prhtml09/09238.html or http://www.cpsc.gov/cpscpub/prerel/prhtml09/09239.html