2ND LD: DPJ lawmaker Edano appointed as administrative reform minister+   Myanmar court sentences US man to 3 years prison   Sumo: JSA to pay Asashoryu undisclosed retirement settlement+   Space shuttle Endeavour pulls in at space station   Women at Japan insurer turn Valentine's Day into charity event+   China's exports in January up 21% on year+   LEAD: Teen held after fatally stabbing 2 women, abducting ex-girlfriend+   New report: Consumers spent modestly in January   Space shuttle Endeavour pulls in at space station   Space shuttle Endeavour pulls in at space station   US denies defense crisis with Russia   3RD LD: Dec. core machinery orders rebound by 20% amid signs of bottoming out+   Changes proposed in how psychiatrists diagnose   Vampire author Anne Rice set to release video book   Calif. seeks full divestment of insurers from Iran   Asia stocks rise as Europe debt crisis fears ease   NY Senate votes to expel convicted lawmaker   LA-area foothills under mudslide threat   LEAD: Indicted DPJ lawmaker expresses intention to leave party: source+   AP NewsAlert