Big Law white collar defense groups have been keeping busy in the Washington, D.C., area. These practice groups are continuing to see an uptick in demand from their clients specifically before litigation or enforcement begins. Now, the question currently on these firms' minds is if this increase in work is due to enforcement rising or are their clients just more proactive these days? This month's cover story takes an in-depth look at how clients of white collar defense and government investigation practices at large law firms are keeping their lawyers busier than ever.