News of the day from around the nation, Jan. 15

1 Teachers’ strike: Teachers in the Los Angeles Unified School District walked picket lines again Tuesday as administrators urged them to return to classrooms and for their union to return to the bargaining table. The walkout Monday was marked by a plunge in attendance, which cost the district about $25 million because funding is based on how many students come to school, he said. Some charter school teachers joined their public school counterparts to demand better working conditions. The action was the first by charter teachers in California, according to union leaders.

2 Abuse probe: Catholic leaders in Baltimore say they’ve delivered over 50,000 files to Maryland’s top law enforcement official amid an investigation into child sex abuse.