This is the Global News Podcasts from the BBC World Service.

I'm Bernadette Keough and in the early hours of Monday the 28th of April, these are our main stories.

Canadian police say a man arrested after a car was rammed into festival goers in Vancouver,

killing 11 people, suffered mental health problems. Israel has carried out

its first air strike in about a month on the southern suburbs of the Lebanese capital, Beirut.

The authorities in southern Iran have announced three days of mourning for dozens of people

who died in a massive explosion at the country's biggest commercial port.

Also in this podcast,

A heartwarming story, residents of a small town in the US state of Michigan,

form a human chain to help a bookshop owner move thousands of items to new premises further down the street.

Police in Canada have described an incident that is now known to have killed 11 people at a Filipino street festival as a car

ramming attack. More than 20 people were injured in the incident on Saturday in Vancouver. An

investigation is ongoing. The driver, a man in his 30s, was arrested at the scene. Yusuf Varday was

selling buns from a food truck at the festival when

the attack happened. I barely made it like maybe 20 feet and I just saw just in that small

amount of space, how much devastation there was. We're talking bodies were underneath food trucks

that were hit by the car and people crying know, people crying over their loved ones,

like within 20 feet of me.

Police say they're not treating the incident as an act of terrorism.

Addressing the nation, the Canadian Prime Minister, Mark Carney, said he was devastated and

heartbroken and sent this message of unity.

The strength and the resilience of the Filipino-Canadian community

...