Two alleged sharpshooters of the Gogi gang run by jailed gangsters Deepak Boxer and Ankesh Lakra have been arrested for a firing incident outside a sweet shop in Nangloi in west Delhi related to an extortion bid, an official said on Sunday. Three sensational incidents of firing occurred in the capital on Saturday -- at a car showroom in Naraina in west Delhi, a hotel in southwest Delhi and the sweet shop, they said, adding that all are linked to extortion activities by gangsters.