Gunmen assassinate <a href="https://en.wikipedia.org/wiki/Paraguay" id="mwAR0" rel="mw:WikiLink" title="Paraguay">Paraguay</a>'s <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Vice_President" id="mwAR4" rel="mw:WikiLink" title="Vice President">Vice President</a> <a href="https://en.wikipedia.org/wiki/Luis_María_Argaña" id="mwAR8" rel="mw:WikiLink" title="Luis María Argaña">Luis María Argaña</a>.