The Los Angelesschoolpolice officer who said a man shot him near a San Fernando Valleyhighschoollast week was arrested Thursday on suspicion of filing a false police report.

After a spate of snowstorms pounded the South and East,schoolofficials are trying to cram in more classroom time to make up for all those snow days, while educators and parents worry that students could fall behind in preparing for mandatory state tests.

NASA commemorated three space tragedies this week, which also marked the 25th anniversary of the shuttle Challenger accident that killed seven astronauts. The space agency also paused to remember the 2003 loss of the shuttle Columbia and its crew and the earlier Apollo 1 fire that killed three astronauts.

BOGOTA -(Dow Jones)- President Juan Manuel Santos said Thursday that he's ordering a fullreviewof mining regulations and safety procedures following an explosion in an underground coal mine that killed 20 miners.

State police say the man who headed the maintenance department at aschooldistrict was also a "major drug trafficker" who supplied cocaine and heroin to lower-level dealers throughout southwestern Pennsylvania.

Three teenagers are facing armed robbery charges after the mother of one of the boys allegedly checked them out ofschoolso they could help her rob a bank.