The second debate may be Donald Trump’s best chance to regain his footing in the presidential race. But some Republicans fear that he may miss this opportunity, reports Politico. Prominent officials of the US Republican Party, as well as Trump’s own advisers, have been urging him for weeks to focus on criticizing the political activities of US Vice President Kamala Harris. However, the former US president continues to signal that he is not interested in giving up personal attacks. This, in fact, may lead to a failure of the debate. “I assume she’ll come in very, very aggressive, and she will t…