This story was updated at 6:16 p.m. to include a copy of the letter.
Canon-McMillan School District is asking parents to be extra careful in the wake of an incident on Vine Street in Monday.
A letter was sent home to parents Tuesday indicating that a man described as an older white male driving a green truck approached two students.
He reportedly asked the children for assistance with something inside his vehicle.
Check back with Canon-McMillan Patch for further details.