(Al Jazeera English News Headlines: October 11, 2010) The head of the aluminum company responsible for a burst reservoir holding red sludge in Hungary has been arrested, and cleanup continues in surrounding towns following the country’s worst environmental disaster. The wife of Chinese Nobel Peace Prize winner Liu Xiaobo, Liu Xia, is now under house arrest after paying a visit to her jailed husband. Also, it has been revealed that British aid worker Linda Norgrove, killed last week in an attempt to rescue her from Taliban captors in Afghanistan, may have died from an errant grenade detonated by the American special forces hostage rescue unit.