Trump in Ireland, Key oil routes attacked in Saudi Arabia, Celine Dion back on stage in Paris, and more

U.S. President Donald Trump is visiting Ireland with a unified message on trade as he meets with its leaders to talk business. But he's also calling for a unified Ireland - a hot button issue most foreign dignitaries avoid. It wasn't just Irish domestic Trump weighed in on. He also brought up the American trade relationship with Canada.

Also: Global energy markets are on high alert today. A coordinated wave of drone strikes and rebel advances in Yemen have choked off Saudi Arabia's vital oil routes. This latest conflict is pushing oil prices even higher.

And: Her heart has gone on, and with it -- the hearts of some 30-thousand fans. Celine Dion took the stage in Paris tonight for her first full concert in six years. CBC News is there - and has reaction from fans on the Quebec superstar's emotional comeback.

Plus: Rebuilding the federal NDP, the post offices in India helping provide vision care, Montreal Alouettes players learning French, and more.