They're not scare quotes; they're someone-said quotes. It just means someone from the Beeb hasn't personally gone and physically investigated the authenticity o

They're not scare quotes; they're someone-said quotes. It just means someone from the Beeb hasn't personally gone and physically investigated the authenticity of the accounts. It's the difference between the BBC claiming "these accounts are fake" vs. them claiming "so-and-so says these accounts are fake."