Subscribe | UPI Odd Newsletter Subscribe KOKOMO, Ind., April 17 (UPI) -- Police in Indiana's Tipton and Howard counties said they have received multiple reports of bright streaks of light in the sky Wednesday night. The police and WRTV, Indianapolis -- which also received calls from residents -- said many of the callers reported an explosion after the lights, and callers from Kokomo reported a metallic smell, WRTV reported. Advertisement Indiana State Police and county sheriff's departments said they could not locate any crashed objects, despite sending at least 50 emergency responders to investigate. "We had reports of fire and things falling from the sky," said ISP Sgt. Jeremy Kelly. "After that, several reports in several different areas came in, but we did not locate anything consistent with the reports." The Federal Aviation Administration said there have been no reports of missing planes or other objects. Authorities said the incident remains a mystery, but some speculated the ruckus may have been caused by a meteorite.