keywords: chechen explosion bomb chechny exploded
text: Car bomb targeting Chechen security force injures 17 after earlier &lt;b&gt;...&lt;/b&gt; A car bomb exploded outside the main hospital in Chechny #39;s capital, Grozny, on Sunday, injuring 17 people in an attack apparently targeting members of a Chechen security force bringing in wounded from an earlier explosion 