The venue was "not far" from the site of two Boko Haram car bombs that killed 130 people on Tuesday.
The source said around 10 more people had been wounded in Wednesday's attack on Chukku Nguddoa.
Officials from the Obama administration told a panel last week that Boko Haram had become a top US national security priority.
15-year-old Deborah Peter spoke during Wednesday's House Foreign Affairs Committee meeting.
US military personnel will support intelligence, surveillance, and reconnaissance efforts over northern Nigeria and the surrounding area.
Despite Boko Haram, foreign direct investment is still driving economic growth in Nigeria -- now the continent’s biggest economy.
The village of Alagarno is close to Chibok where over 200 schoolgirls were abducted by Boko Haram militants last month.
While no group has claimed responsibility, the region is known to be a hotbed for clashes between Christian and Muslim groups.
The sanctions would include an international asset freeze, travel ban and arms embargo.
The oil giant follows competitors Chevron and Exxon in acknowledging climate change risk to its business.
Two attacks were reported on Friday night, leaving a village torched and at least 41 people dead.
The Nigerian Islamist group Boko Haram uses ransoms, fake charities and foreign support to fund terrorism.
Instead, he will fly to Paris for a summit on Boko Haram and wider security issues in west and Central Africa.
Often ahead of its Western counterparts in investment, China is moving from natural resources into manufacturing and services.
In a village about 150 miles from Borno state, residents decided to take action after learning of an imminent Boko Haram attack.
Boko Haram, which is holding more than 200 girls, posted a video Monday offering to release them in exchange for prisoners.
Demonstrations were held around the world demanding the release of 276 female students kidnapped from a Nigerian secondary school.
A team of about 30 U.S. experts comprised of FBI, defense and state department officials, and a British team, are joining the search.
Abubakar Shekau, the leader of Boko Haram, has demanded the release of militant prisoners in return for the abducted Nigerian girls.
The government looks poised to use military force to rescue kidnapped schoolgirls.
Boko Haram's leader claims the girls converted to Islam and said he would only free them in exchange for the release of imprisoned militants.
The girls, who Boko Haram said have been converted to Islam, are believed to still be in the country.