Kayla Mueller
... that ISIL hostage Kayla Mueller once participated in the International Solidarity Movement in defending the homes of Palestinians?
... that <a class="mw-redirect" href="./Islamic_State_of_Iraq_and_the_Levant" id="mwAVM" rel="mw:WikiLink" title="Islamic State of Iraq and the Levant">ISIL</a> hostage <b id="mwAVQ"><a href="./Kayla_Mueller" id="mwAVU" rel="mw:WikiLink" title="Kayla Mueller">Kayla Mueller</a></b> once participated in the <a href="./International_Solidarity_Movement" id="mwAVY" rel="mw:WikiLink" title="International Solidarity Movement">International Solidarity Movement</a> in defending the homes of <a class="mw-redirect" href="./Palestinian_people" id="mwAVc" rel="mw:WikiLink" title="Palestinian people">Palestinians</a>?