That was done by the scumming cowards known as liberal dimocrats. Homosexual loving, abortion loving, Stalin loving, Lenin loving, Marxist’s Dimocrats. The pigs of the earth. May satan hold a special cell for them in his hell.
My point.
It is not established what the substance is, whether it was put there on purpose, or by whom. Even given al of that, Who decided where and why? But why let that stop you from assuming?