Comment: All parties wondering how arrest will impact on floating voters
Mary Lou McDonald was little more than three years old when Jean McConville was dragged from her 10 children, kidnapped, murdered, her body desecrated and abandoned in an unmarked grave for another 31 years.
The Sinn Fein deputy leader is part of a new generation of Sinn Fein politicians with ability and ambition helping propel the party into a new era. But, since Wednesday, Ms McDonald has been dragged back 40 years to events in the darkest days of violence on this island and forced to defend her party leader, Gerry Adams.
Yesterday afternoon, as it accepted the likelihood that its party president and poll-topping TD for Louth would be detained for another two days, Sinn Fein insisted events had put more iron in the soul of its activists.