Why Did Kidnapping Girls, but Not Burning Boys Alive, Wake Media Up to Boko Haram?

Article here. Excerpt:

'On February 25, between 40 and 59 children were killed by the fundamentalist militant group. Early that morning, Boko Haram terrorists attacked a boarding school and shot many of children, aged 11 to 18, while they slept. Some of the students were gunned down as they attempted to flee. Others had their throats slit. In some buildings, Boko Haram militants locked the doors and set the building alight. The occupants were burned alive.

All of the victims were boys. Reports indicated that the young girls the militants encountered were spared. According to the BBC, the militants told the girls to flee, get married, and shun the western education to which they were privy.

Beyond wire reports and a handful of segments on globally-focused outlets like NPR, this atrocity went unremarked upon in the popular news media.
...
But the events of the last month have demonstrated that none of these explanations were accurate. Apparently, the press simply needed the right reason to cover this terrorist group and their brutal tactics. But an even more disturbing question needs to be asked now: why did the press spring to action when young women were kidnapped, but were virtually unmoved when it was young boys who were being slaughtered and burned alive?'