q mccrea spent time with them as they were loading up. reporter: when duty call there is's no time to waste especially when thousands of flood victims need us as a community to be helping another community. q: fema gave the order to head out. >> we all are trained to deal with these situations. q: the downpour hasn't stopped. more than 45 inches of rain is expected to fall in the lone star state by thursday. most of texas's southern coast is already under water. that's where this highly trained team of first responders come into play. >> these 20 folks, we're ready. they have everything prepared. q: take a look for yourself. every one of these bags belong to a crew member. they've been packed for days. and in each one of these bags there's enough equipment to sustain them for up to two weeks. >> two big rigs are packed with essentials as well. they're also taking six rescue boats. >> we want to get there. we want to be able to remove someone who may be trapped in an attic. trapped on a roof top. they have a 24-hour drive ahead of them and