Philippine National Police (PNP) members of the Special Action Force (SAF) detonate an improvised bomb on a main door of a mock tourist bus during a crisis response group demonstration inside police headquarters in Bicutan, south of Manila September 9, 2010.

Members of the Philippine National Police (PNP) Special Action Force (SAF) take part in a hostage rescue drill to show their capabilties in responding to a hostage crisis at a police camp in Manila on September 9, 2010. On August 23, Hong Kong tourists were taken hostage on their bus by a dismissed policemen which resulted in the deaths of eight of the tourists. Philippine investigators admitted for the first time on September 9 that police may have shot some of the tourists in the bungled rescue operation in Manila.

Philippine National Police (PNP) members of the Special Action Force (SAF) use an armoured personnel carrier (APC) to smash the front door of a mock tourist bus to allow the SAF team to storm the vehicle during a crisis response group demonstration inside police headquarters in Bicutan, south of Manila September 9, 2010.

Members of Philippine National Police (PNP) Special Action Force (SAF) jump from an armored personnel carrier (APC) as they take part in a hostage rescue drill to show their capabilties in responding to a hostage crisis at a police camp in Manila on September 9, 2010.