Flowers have been placed outside the home in Ruislip, northwest London, where a woman and two children were found dead.
More top news
Anne Marie Morris lost the whip in July after audio footage emerged of her using the racist phrase "the real n***** in the woodpile".
Investigations into two MPs on both sides of the House are set to conclude - and both are proving tricky for their party leaders.
A trade union representative said the strike would either disrupt flights or generate substantial costs for the airline.