NEW : ` It looks like a refugee camp . BA operations nearing normal , spokeswoman says . BA is transporting passengers by air from London to other airports . UK Transport Secretary places blame for Heathrow chaos on ` ` over - optimistic '' BA . Thousands of passengers await connections in European airports , rail stations .
NEW : BA operations nearing normal , spokeswoman says . BA is transporting passengers by air from London to other airports . UK Transport Secretary places blame for Heathrow chaos on ` ` over - optimistic '' BA . Thousands of passengers await connections in European airports , rail stations .