LOS ANGELES — Kyrie Irving landed here Tuesday morning, eager to practice with his new Mavericks team for the first time and find “peace” after his Friday trade request from the Brooklyn Nets scrambled his and the NBA’s worlds over the last few days. But several times during his post-practice interview, his first in Mavericks blue, Irving reflected on the past. He explained his decision to abruptly request a trade as a result of “disrespect” he felt from the Nets’ organization over his four-year tenure. He blamed anonymous reports and leaks to reporters as fuel for the drama that overshadowed...