(WWJ) A fourth person has been charged in connection with the murder of a Flint dollar store security guard over a face mask.Brya Shatonia Bishop, 25, has been charged with several felonies, including tampering with evidence after the shooting death of Calvin Munnerlyn in the doorway of a Flint Family Dollar store last Friday.According to Genesee County prosecutors, surveillance video shows Bishop's mother, Sharmel Teague, confronting Munnerlyn after he told Bishop she must wear a face mask to come inside to help prevent the spread of the coronavirus. After an...…(WWJ) A fourth person has been charged in connection with the murder of a Flint dollar store security guard over a face mask.Brya Shatonia Bishop, 25, has been charged with several felonies, including tampering with evidence after the shooting death of Calvin Munnerlyn in the doorway of a Flint Family Dollar store last Friday.According to Genesee County prosecutors, surveillance video shows Bishop's mother, Sharmel Teague, confronting Munnerlyn after he told Bishop she must wear a face mask to come inside to help prevent the spread of the coronavirus. After an...WW…