Can the Septuagint/LXX be Trusted?

Can the Septuagint/LXX be Trusted? It's been declared that the LXX was miraculously translated by 70(or 72) Rabbi's and they ALL translated it EXACTLY the same, word-for-word! Is this true? with Rabbi Tovia Singer and Wil'lam Hall http://torahlearningchannel.com