By MICHAEL BIESECKER and JOHN FLESHER , Associated PressWASHINGTON (AP) — Environmental Protection Agency chief Scott Pruitt on Thursday defended his frequent taxpayer-funded travel and his purchase of a custom soundproof communications booth for his office, saying both were justified. Pruitt made his first appearance before a House oversight subcommittee responsible for environmental issues since his confirmation to lead EPA in February.Read more on NewsOK.com