In the "Trayvon Martin" case . . .second degree murder in Florida law is defined as "the unlawful killing of a human being, when perpetrated by any act imminently dangerous to another and evincing a depraved mind regardless of human life, although without any premeditated design to effect the death of any particular individual . . " Here's the affidavit that purports to show probable cause for the charge against George Zimmerman. Kinda thin, I'd say.