WASHINGTON — For the first time, Amtrak could face a $200 million payout to train crash victims — the limit set by Congress. But that may be too low to cover the costs of the eight lives lost and more than 200 people injured in last week's derailment in Philadelphia. That payout cap for a single passenger rail incident was part of a late effort in 1997 to pass a law that would rescue Amtrak from financial ruin and help it one day become independent. ~snip~ Using past passenger rail accidents as a guide, some lawyers expect damages from the...