Troops were being mobilized and two major attractions were evacuated in separate alerts after a stabbing attack that killed a teacher and was described by officials as terrorism.
Exterminators in France are playing the role of therapist to an anxious post-pandemic population that they say is panicking over recent bedbug outbreaks.
With less than a year to go before millions are expected in Paris for the Olympics, a wave of widely publicized reports of bed bug infestations has put French authorities under pressure.