Blast wounds 7 people at public market in southern Philippines

An explosion at a public market in the southern Philippines wounded at least seven people early on Saturday, the fourth blast in that area in 13 months, the military said.There was no immediate claim of responsibility for the blast, but a militant group operating in the mostly Christian city of Isulan in the province of Sultan Kudarat was among the suspects, the military said.The latest blast comes at a time of heightened tensions in the volatile southern Philippines after three incidents in…