Two people were stopped from crossing the Ambassador Bridge February 8 after drugs were seized.
The United States Custom and Border Protection (CPB) said meth, cannabis and cannabis products were discovered by CBP officers.
Officers said the travellers attempted to make a U-turn on the bridge deck but were intercepted.
The drugs were allegedly found after a K9 search.
Information on the suspects or if charges were laid were not immediately available.
Marijuana products seized at the Ambassador bridge (Photo by: United States Customs and Border Protection)
Meth seized at the Ambassador bridge (Photo by: United States Customs and Border Protection)