11.
RIO DE JANEIRO--Brazil's federal(联邦) police have arrested 10people(61)for allegedly(据说) planning terrorist attacks during next month's Olympic Games in Rio de Janeiro.
Justice Minister Alexandre Moraes (62)described(describe)the group as"absolute amateurs",adding that their detention was a (63)preventative(prevent)measure.Officials said the suspects (64)had tried (try) to make contact with Islamic State,but were not members of the organization.
The arrested people were all Brazilian citizens (65)andwere detained in 10different states.They had been in contact(66)via/through mobile messaging services like WhatsApp and Telegram,police said.Thursday's developments came a week after 84people were killed,including scores of children,(67)whena truck ploughed through a crowd celebrating Bastille Day in the southern French city of Nice.
Brazil's institutional security minister,Sergio Etchegoyen,said after the Nice attack (68)thatsecurity would be raised to"another level"for the August 5-21Games.
Brazil's federal police are understood (69)to be monitoring (monitor) 100people for possible links to terrorist groups.Meanwhile intelligence agencies are stepping up security and tightening checks(70)in the tri-border region with Argentina and Paraguay.