collided in mid-air
... that two aircraft working for the New Zealand Police collided in mid-air over central Auckland in 1993?
... that two aircraft working for the <a href="./New_Zealand_Police" id="mwEJQ" rel="mw:WikiLink" title="New Zealand Police">New Zealand Police</a> <b id="mwEJU"><a href="./1993_Auckland_mid-air_collision" id="mwEJY" rel="mw:WikiLink" title="1993 Auckland mid-air collision">collided in mid-air</a></b> over central <a href="./Auckland" id="mwEJc" rel="mw:WikiLink" title="Auckland">Auckland</a> in 1993?