Im Looking for Information About Angelo Martin Cushnie

so far all i know about him is that he was my father and he had been charged with murder at age 19 if you could give me the first step to finding out about him it would be greatly apreciated plse and thank you i never knew who my dad was only the things my mother told me i want to know just who my dad was he died on october 10 2007 and i just dont know where to start