Paramedic Bryce Reed  has been arrested for possession of an explosive device, a federal official said yesterday. Photograph: McClennan County Sheriff’s Office/Reuters

A criminal investigation has been launched into the massive Texas fertiliser plant explosion that killed 14 people, after weeks of largely trea(...)

Valley Mills fire department personnel walk among the remains of an apartment complex next to the fertilizer plant that exploded on Wednesday in the town of West in Texas. Photograph:  Erich Schlegel/Getty Images

Skeletons of buildings, gutted, with debris hanging off them; doors ripped off homes with twisted porches and full of rubble: after a powerful (...)