At Least 16 Injured After Bus Explosion in Jerusalem, Cause UnknownAccording to police, it is unclear what caused the explosion, but it is confirmed that at least two people have been left in critical condition.SavePrintAndrew Simontacchi4/18/2016|Updated: 4/18/2016We had a problem loading this article. Please enable javascript or use a different browser. If the issue persists, please visit our help center.