The city police chief Oscar Albayalde says two policemen, who were inspecting the area after the first blast, were injured by the second explosion.
This was the announcement made by US Armed Forces Major, Frank Sayson, the designated spokersperson for the joint exercise.
Duterte said that he is becoming pessimistic with the peace talks because aside from the rift, series of lingering conflicts have adversely affected development efforts in some areas in Mindanao.
The BFP urges the public to turn off their air conditioner units, flat iron, television, radio sets and other appliances when they get out of the house.
Both the Armed Forces of the Philippines and Duterte vowed to eradicate the ASG by June 2017.
The accident took place on State Highway 1, south of Dunsandel, a township about 40 km south of Christchurch.
Under the Misuse of Drugs Act, the suspects might face the death penalty if more than 15g of diamorphine or pure heroin is trafficked.
The Japanese Finance Ministry officials say the senior finance officials from both countries will also hold a separate round of talks.
The police say a number of handwritten letters, mobile phones, laptop, envelopes and hell notes were seized following their arrest.
Nirbhaya died in a Singapore hospital after 13 days of the rape, leaving millions in shock.
A 39-year-old suspect will be charged on Saturday under the Women's Charter, while investigations are going on for the other three suspects.
A recent study reveals that warm winds pouring down the sides of the mountain range are melting ice sheets up to 100 kilometres away.
Philippines President Rodrigo Duterte has been pushing for the death penalty bill as rape and drug trafficking incidents have increased in the country.
The deceased has been identified as Saad Samad Kimir also known as Abu Saad.
Reports say all ASEAN members have diplomatic relations with North Korea and five have embassies there.