LEAD: Japan's Jan. wholesale prices down for 13th straight month+   Teen arrested in killing of LA anti-gang counselor   Olympics: Okazaki feeling sharp ahead of time trials+   Obama says music fueled civil rights movement   Good times roll at Saints victory parade   Pioneering Hormone Therapist to Host Free Health Seminar   Prosecutors: Andrews' stalker had other victims   BC, MT say no mines, oil or gas in the Flathead   Obama to take health bill that's not all he wants   Haiti supermarket collapses with people inside: supervisor   Prosecutors: Andrews' stalker had 12 other victims   The West Clinic Joins Cancer Clinics of Excellence (CCE)   LEAD: Japan's 2009 core machinery orders drop sharpest ever 26.9%+   Airgas board rejects Air Products' buyout offer   DPJ lawmaker Edano tapped as administrative reform minister+   Target pulls Valentine's toys over lead concerns   Second big snowstorm hits East Coast   Toyota recalls new Prius in latest safety fix   Reality show contestant convicted of murder   Doctors treat mystery patient in Haiti