first start of the morning, starts fine, after that cranks 75%, no start

sounds like bad injector or injectors if possible try leakdown test on injectors, if they pass,try next to check wiring for oil control valve located underneath intake manifold or if it has mds check wiring for those valves also, which r located under intake manifold also, i no mice like to get between manifold and block n chew up wires. let me no wat u find