By Brendan O’Brien (Reuters) – A murder suspect who escaped from an Alabama jail with the help of a female corrections officer was heavily armed and prepared for a shootout as authorities moved in to apprehend the couple in Indiana, a local sheriff said on Tuesday. But law enforcement officers on Monday rammed their vehicles into the Cadillac driven by the couple and pushed it into a ditch before fugitive Casey White could open fire, Sheriff Dave Wedding of Vanderburgh County, Indiana, said during a news conference. “We later found out that had they not done that, the fugitive was going to eng…