Computer Sciences Corp. is making "good progress" on the separation effort expected to create two public companies, one focused on the U.S. public sector and the other on commercial and international government customers. The split comes during a wave of consolidation within the federal services market. In recent months, Engility has purchased TASC, Orbital has bought ATK's aerospace and defense work and Science Applications International Corp. has acquired Scitor. At the same time, both BAE Systems and Lockheed Martin have...