Stoltenberg dismissed a warning by Russian President Vladimir Putin last week.
Jens Stoltenberg, the outgoing head of NATO
.

On Wednesday, Kremlin spokesman Dmitry Peskov said North Atlantic Treaty Organization (NATO) Secretary General Jens Stoltenberg is acting provocatively by ignoring Russia's warnings.

Over 500 vaccination teams traveled to the southern zone, the second stop of the campaign.

The United Nations spokesperson Stephane Dujarric confirmed on Friday that the second phase of the anti-polio campaign is scheduled to vaccinate nearly 340,000 children in southern Gaza.