NEAR HOLLAND, Mich. (NEWSCHANNEL 3) - Ottawa County deputies say someone has been throwing rocks at drivers.

They took a number of reports over the holiday weekend. All of them came from the area of Ottawa Beach Road and 152nd Avenue near Holland.

Deputies say they found shoe prints near the area, but that's about all they have to go on at this point.

If you saw anyone throwing rocks or have any information that could help in the investigation call the Ottawa County Sheriff's Department or Silent Observer.