New Delhi, June 5 -- The recent arrest of a Chinese researcher and charges against another for smuggling a dangerous crop-killing fungus into the United States have brought renewed attention to the threat of agro-terrorism. At the heart of the case is Fusarium graminearum, a potent plant pathogen capable of devastating cereal crops and disrupting national food supplies. US officials allege the two researchers, one of whom worked at a University of Michigan lab, intended to conduct unauthorized research on the fungus-raising fears of deliberate attempts to compromise American agriculture. The incident, unfolding amid heightened US-China tensions and trade disputes, highlights how scientific collaboration can be exploited to target a countr...