A police car has been petrol-bombed outside the east Belfast office of Alliance MP Naomi Long, during protests over the restriction of the flying of the Union flag at the City's Hall.
The police has told UTV that no officers were hurt in the attack but said that the incident is being treated as attempted murder.
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Last minute preparations are going on at the Church of St Mary Magdalene where Princess Charlotte will be christened.
Princess Charlotte is being christened on Sunday at Sandringham in Norfolk in only her second public appearance since she was born.
Thunderstorms clear the North, leaving a dry and warm day with sunny spells.