Investigation Pipe Bomb Failed Attacks Conspiracy Manchester Arena Attack Explosives Darya Trepova Recruitment Pipe Bombs Cybertruck Incident Motives Roadside Bombing Pune German Bakery Blast Criminal Conspiracy Brussels Attacks Car Bomb Satanic Temple Russia Package bomb Bombing Incident Explosion Extremism War Blogger Assassination Russian Bomb Catholic Mass Homemade Bomb Cafe Blast Casualties Rameshwaram Cafe Blast Suspect Conviction Kerch Bridge Arson 1994 Buenos Aires Jewish community center attack Boston Marathon Bombing Investigations Railway Attacks Insurgency Lone Wolf Attacks Homemade Explosives Detention