A chartered <a href="https://en.wikipedia.org/wiki/Boeing_707" id="mwAQc" rel="mw:WikiLink" title="Boeing 707">Boeing 707</a> <a href="https://en.wikipedia.org/wiki/1973_Kano_Nigeria_Airways_Boeing_707_crash" id="mwAQg" rel="mw:WikiLink" title="1973 Kano Nigeria Airways Boeing 707 crash">explodes in flames</a> upon landing at <a href="https://en.wikipedia.org/wiki/Mallam_Aminu_Kano_International_Airport" id="mwAQk" rel="mw:WikiLink" title="Mallam Aminu Kano International Airport">Kano Airport</a>, <a href="https://en.wikipedia.org/wiki/Nigeria" id="mwAQo" rel="mw:WikiLink" title="Nigeria">Nigeria</a>, killing 176.