Tokyo stocks rise on weaker yen on 1st trading day of 2010+   New U.S. air traveler screening focuses on 14 nations   Ohio native, ex-Navy Seal among CIA workers killed   Ohio native, ex-Navy Seal among CIA workers killed   Dollar trades at upper 92 yen level in early Tokyo deals+   Howell remembered as `force for good journalism'   No "smoking gun" in airplane plot, says White House   Obama effigy found hanging in Georgia: report   2 quakes strike near Solomon Islands+   U.S. growth prospects deemed bleak in new decade   Investigation into Howell's death under way   Advocate uses texting to warn of AZ crime sweeps   Titans RB Chris Johnson becomes sixth NFL player to rush for 2,000 yards in a season.   AZ woman uses texting to warn of crime sweeps   7.2 magnitude quake strikes near Solomon Islands   Cablevision says Scripps seeking 200 pct fee hike   Passengers on US-bound flights face more screening   Snowboarder remains in critical condition in Utah   Mars rover Spirit's 6-year stint may be ending: NASA   Passengers on US-bound flights face more screening