BREAKING: D.C. police believe Matt Wade Lambert, the man suspected in this morning’s shooting, may have used an accelerant to fuel a fire at an apartment buildi

BREAKING: D.C. police believe Matt Wade Lambert, the man suspected in this morning’s shooting, may have used an accelerant to fuel a fire at an apartment building. Investigators discovered flammable liquids inside Lambert’s apartment, where large sections of drywall had been ripped away, exposing w…