eliminate the threat. >> let me move to the amtrak derailment. some house republicans have been criticizing democrats -- not you by name -- but other democrats for policeticizing the derailment. do you think that's a fair critique? >> it's a distraction. the united states of america is falling behind in terms of the quality of infrastructure. we have trillions of dollars of infrastructure debt right now. the accident we saw happen, which the ntsb says could have been prevented should we have had positive train control, we should not be skimping on public safety. what's more important to understand this, as china invests 9% of their gdp in infrastructure, japan 6%, europe 5% america is only doing 1.5%. by withholding this investment, in what america used to dominate the globe in, the number one