Johnson said that "no matter how difficult and controversial", he plans to restore discipline and appoint a minister to oversee the high-speed rail programme.
Security forces used tear gas and water cannon to stop the protesters near the parliament building in downtown Beirut
Local television stations showed cars covered by water, flooded streets, and kilometres of traffic jams in Sao Paulo in what some called a "chaotic" day.
Police said the charge was "significant" in the investigation into the killing of Lyra McKee but that "the quest for the evidence ... remains ongoing."
On her first visit to Brussels following Brexit, Scottish first minister Nicola Sturgeon insisted on Scotland's place in the European Union, as a sovereign independent state.
Her remarks were made during a speech at a Brussels-based think tank.