Unidentified gunmen stormed the Government Girls Secondary School in the town of Jangebe and took the girls away, say police.
The abduction of more than 300 boys bears chilling similarities to the kidnapping of more than 270 schoolgirls by Boko Haram in 2014. About 100 of those girls are still missing.
McCann, then three, went missing on May 3, 2007, in and around the resort in Praia da Luz, on Portugal's Algarve coast.
Greek authorities said an armed group boarded the tanker and ordered eight members including the 45-year-old captain to leave.
Pirates have kidnapped 19 people from Greek tanker off the coast of Nigera, which is the third such incident in just over a month.
A total of 13 people have been kidnapped in two separate piracy incidents involving European-flagged ships off the coast of West Africa in the last few days.
The chief of the Romanian police Ioan Buda was fired by the Romanian Interior ministry on Saturday after a series of errors in his police department led to their failure to save a missing girl.
Austrian cyclist and triathlete Nathalie Birli said she was hit, beaten, and tied up before freeing herself from a kidnapper.
13 year old Jayme Coss escaped from the house where she'd been allegedly held for three months in the tiny town of Gordon by 21 year old Jake Patterson.
Olia Kedik, also known as Olia Moda, is a Russian fashion blogger based in San Francisco, California. Her Instagram account was hacked in early August 2018, and hackers bribed her to pay 350 dollars to get it back.
It's after British model Chloe Ayling told Italian police she'd been lured to a photo shoot in Italy's fashion capital last summer, abducted and held captive for six days by Lukasz Herba
Two Britons kidnapped in Democratic Republic of Congo Virunga National Park have been released, Britain's Foreign Minister Boris Johnson said.