For the people at the g12 meeting: >From the p pi+ pi- MC, if there is a charged track there is a ST hit. 2.6% fail the standard t_vertex(TOF-ST) < 1ns cut. -- Diane Schott Post-Doctoral Scientist Institute for Nuclear Studies, GWU Hall-B, Jefferson Lab, Newport News, VA JLab Office: CEBAF Center F-239