RAWALPINDI Police in Rawalpindi and Islamabad have arrested 625 suspects during a four-day-long search operation.

Those found innocent will be released after their interrogation, police told DawnNews on Monday.

At least 150 people were rounded up from Rawalpindi on Monday only. These include Afghan nationals also.

The suspects were taken into custody for investigations into the Manawan attack and possible links with militancy in Swat.

A survey of slums in Islamabad was also conducted to check any suspicious activity and individuals. A similar survey will be conducted in the capitals residential apartments.