FORT BEND COUNTY, Texas -

Parents at Schiff Elementary School in Fort Bend County are being warned about a suspicious woman.

Fort Bend ISD sent letters home warning parents, after a woman approached a child on his way home from school.  According to investigators the woman approached the boy in the Sienna Plantation neighborhood on Sienna Ranch Road.

Investigators say that woman tried to lure the boy closer to her pickup truck, and that's when the boy ran off.

The Fort Bend County Sheriff's Office says they will be increasing patrols in the area.