Tonight on PBS News Weekend, Israel expands military operations in Gaza as health officials there claim more than 50,000 Palestinians have died since the start of the war.

Then how the spread of misinformation online can fan the flames of conspiracy theories on both sides of the political aisle.

There's always been conspiracy theories. They've existed as long as humans have recorded history.

But what we've seen, and particularly since the pandemic, is we've seen as supercharging things.

And what Kenya is doing to try to create more open spaces for Africa's wildlife?

Good evening. I'm John Yang. Israeli forces are now carrying out ground operations in Gaza after

days of bombardment from the air. Israel's trying to pressure Hamas to free the remaining

hostages. Over night, Israeli strikes across southern Gaza killed 26 people, including several

women and children. A senior leader of the political wing of Hamas is among the dead.

In Rafah, Israel ordered residents to evacuate as its ground forces moved into the city.

The shells are falling among us and the bullets are flying above us.

Injuries, killings.

All the streets have filled up with people and children.

Where will we go? How long will we remain in this suffering? We have children. Shame on them.

The Hamas-run Gaza Health Ministry says the death toll in the 18 months since the war began

has surpassed 50,000, nearly 700 of them since the ceasefire collapsed this

past week.

Earlier, I spoke with UNICEF spokesperson Rosalia Boland from Gaza.

The situation here continues really to deteriorate day by day.

Since March 18th, there have been hundreds of people killed, including at least 200

children, hundreds of children more injured, including children with very severe injuries, burns

all over their body. And those attacks have been accompanied by displacement orders for notably

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