ALBUQUERQUE, New Mexico, July 15 -- The Los Alamos Study Group issued the following news release: * * * Gigantic Department of Energy program to make plutonium warhead cores ("pits") has overshot its budget and is being re-evaluated NNSA has no analysis of alternatives supportive of its present pit plans. Los Alamos Study Group: it needs one. Previously: Multi-year delays in plutonium "pit" production at Los Alamos now require the use of recycled pits for some new warheads...the purpose of t  more