WASHINGTON — As federal investigators descend on Longview, Washington, to make sense of the catastrophic implosion at a pulp and paper mill, Congress is weighing a proposal to cut the investigating agency's budget by more than 40%. The May 26 disaster at Nippon Dynawave Packaging killed 11, tainted the Columbia River and rocked the tight-knit, industrial Southwest Washington community. Gov. Bob Ferguson called it the deadliest industrial incident in modern state history.