<qa>  What is the time of re-staging?Treatments will be administered on a 28-day cycle for 4-6 cycles, with an evaluation during Cycle 4 to permit re-staging. Alemtuzumab and fludarabine will be administered on Days 1-5 of each cycle. Patients will be assessed for response at the time of re-staging at Cycle 4 and at the end of Cycle 6. At the time of the re-staging, patients achieving a Partial Remission PR or Stable Disease SD will be given an additional 2 cycles of treatment and patients demonstrating presumptive signs of a Complete Remission CR will receive no further treatment but will be followed for response. 