PROVIDENCE, R.I. — A major TV show is expected to start filming in Rhode Island soon and may have helped persuade lawmakers to sweeten the state's motion picture incentive program.The R.I. Film & Television Office won't say much about the production — including what type of show it is, where in the state it would film or what stars may be attached to it.But they say it is big, with $34 million in estimated production costs, which would make it the most [...]