Following a series of bomb blasts in Lahore, in which at least 42 people were killed and over 100 injured, extremists struck again on Saturday killing six person and injuring 12 others in a suicide attack in Mingora, the largest city in the Swat District in the North West Frontier Province (NWFP).

The suicide attackers reportedly targeted a check post neat the Circuit house in the city, The Dawn reports.

More reports are awaited on the blast.

Meanwhile, security has been beefed up across Pakistan, including Peshawar, following the series of bomb blasts in Lahore, in which at least 42 persons were killed and over 100 injured.

Lahore was rattled by seven low intensity blasts on Friday evening just hours after twin bomb blasts in the Cantonment area of the city claimed lives of 42 people. (ANI)