Three people were bound to the grand jury for meth labs discovered recently during a pair of raids.Among those who will face grand jury presentations on charges of initiating the process to manufacture meth was a Lyndon Street couple. The suspects, Jonathan K. Curtis, 32, and Susan Haston, 36, were bound to the grand jury while they remain held under $20,000 bonds.The pair was arrested when police arrived at their West Riverside home with a search warrant. A search of the premises yielded numerous items commonly used in the production of methamphetamine.