BBC is highlighting four major stories on Saturday. Donald Trump called for Ukraine to replace President Zelensky after Zelensky criticized a diesel deal with Russia. Eight people were killed in a mass shooting at a home in Pennsylvania. Convicted murderer Christa Pike was discharged from hospital ten days after a botched execution in the United States.

BBC also notes that several people were injured in an attack on King Khalid International Airport in Riyadh, Saudi Arabia. The stories touch on North America, Eastern Europe, and the Middle East, making it one of the busier news days of the week.