hector gonzales' kids use the same bus stop. chances with strangers. >> i just tell them, you know, run fast and scream for help. knock on every door that you can get to. stay away from the car. stay away from the individual. >> reporter: this is a sketch of the man the girls say approached her in a 2000 model car with black rims and a black pumper. instead of getting inside, she ran and told her mom everything. she wasn't hurt. the car made a u-turn and drove off. law enforcement agencies across the country say kids shouldn't walk to and from bus stops alone and recommend that parents organization groups of kids to walk together. they are being ab ducked, yell loudly and say exactly what is happening. help, this is not my mom. help, i'm being kidnapped. or help, call the police. this alerts strangers this isn't just a temper tantrum or a fight. >> make noise to attract attention and this way somebody can probably save you from a situation like that. >> reporter: deputies say they are still investigating this. but if you have any information at all, they say to call the polk county sher