TikTok has tapped former senior advisers to President Barack Obama and an ex-Disney executive as the wildly popular social media app is trying to avoid a US ban over fears it is being used by China to spy on Americans. David Plouffe, who managed Obama’s 2008 presidential campaign, and Jim Messina, who helmed the then-president’s re-election bid in 2012, have been retained by TikTok, according to the Wall Street Journal. TikTok, owned by Beijing-based ByteDance, has also hired Zenia Mucha, Disney’s former longtime communications chief, to help it navigate the political and legal minefield, the Journal reported. Plouffe, Messina and...