The Special Task Force (STF) arrested gangsters Gaurav Sharma alias Goru Bachcha of Ludhiana and Manpreet Singh alias Mani Rayya of Amritsar following an ambush late last night in the Tarn Taran area.With their arrest, the STF claimed to have averted a gang war to avenge the killing of Dilbagh Singh alias Lamma Patti.Another criminal, Akul Khatri, had been critically injured in the gang war – between Davinder Shooter Bambiha and Jaggu Bhagwanpuria gangs — that rocked Tarn Taran on the intervening night of August 9-10.IG, STF, Kunwar Vijay Partap Singh said that Goru Bachcha and Mani Rayya — accompanied by Bobby Malhotra and his accomplices — were going for another gang war with the Bambiha gang.“The STF had a specific input about their movement, following which police teams headed by DSP Maninder Bedi, Ludhiana STF incharge, and DSP Ramandeep Singh, Patiala STF incharge, were formed,” he said.The gangs were moving on five vehicles. When the police teams started chasing them on the Nagoke-Khadoor Sahib road, the gangsters opened fire at them. The police retaliated which later led to the arrest of Goru Bachcha and Mani Rayya. Their accomplices managed to escape, he said. A case has been registered.Kunwar Vijay Partap Singh said Goru Bachcha and Mani Rayya were involved in more than two dozen heinous crimes, including murder.