Students, teachers and parents at Lake Hood and Nunaka Valley elementary schools marked the occasion with science experiments ...

The school was put on lockdown at the time. Aldine ISD said police activity near Eisenhower Senior High School prompted the lockdown at about 7:20 a.m. Police in the area observed the three people ...

This story was updated at 12:30 p.m. to reflect that the lockdown on Edinburg North High School was lifted. EDINBURG, Texas ...