Norfolk, Va. 2nd alm, 29th Bay St & Pretty Lake Ave. Eng-16 on scene with a vacant 2 story apt bldg with smoke showing. Interior crews report heavy fire in 2 separte apts. Calling for 2nd alm. Engines-16,55,14,11, Lad-14,9,Sqd-2, Batt-2, and admin types operating.