this is a contract which, i think that in terms of the need to buy new trollies, i don't think that anyone questions that and we want to move expeditiously to do that, but the reason that i wanted to ask you to just provide a bit more information is that, as you know, the contract before us for $95 million involves the same company that was involved in a prior contract and in fact, i'd called a hearing on that contract and that's new fire of america. i'm wondering if you can just talk a bit about the differences between the two contracts and how is this different from what we had done with respect to the other contract. >> thank you for the opportunity to respond to that. as you know from, and with your help and support, we've undertaken a program to replace the entire rubber tire fleet, which is among the oldest in the nation. and part of what we've done -- we've done it through a combination of federal and local money and we've looked for ways to replace the fleet in the most expeditious fashion while getting good value, so in the case of the initial replacement on the rubber tire, the f