Seven people have been killed in Egypt during anti-government marches - three years after the fall of autocrat President Hosni Mubarak.
Security forces used teargas and some fired automatic weapons in the air to try to prevent demonstrators opposed to the government reaching Tahrir Square.
Earlier a car bomb exploded near a police camp in the Egyptian city of Suez, security sources said.
More top news
In a rallying call at the Democratic National Convention, the former US president said Hillary is 'the best darn change-maker I ever met'.
Satoshi Uematsu, 26, was sent to the Yokohama District Public Prosecutors Office in Kanagawa prefecture.
West Yorkshire Police confirmed a 32-year-old woman was taken into custody in connection with the alleged threats.