KABACAN, Philippines- A suspected 40mm mortar round or an M-79 grenade landed and exploded at the house of a certain Eddie Antolin at Purok Masagan, Brgy. Poblacion in Kabacan, Cotabato province past 7pm Friday.
At least four people were injured, police said.
Antolin, his son Dzazer Ezekiel, mother-in-law Lucena Ferrer, and father-in-law Benjamin Ferrer were hurt in the blast, according to town official David Saure.
The victims were brought to a nearby hospital.
Police are investigating the incident.