The protest is from the Shias and the person they want released is one of their leader.
2011–2012 Saudi Arabian protests
http://en.wikipedia.org/wiki/2...udi_Arabian_protests
1) Faisal Ahmed Abdul-Ahad: Age 27 Was Killed by the Saudi security forces Before 2 March 2011, who removed his body in order to "hide evidence of the crime"
2) Nasser al-Mheishi: Age 19 Shot by the police during a protest on 20 November 2011
3) Ali al-Felfel: Age 24 Shot in the chest by police during a funeral for Nasser al-Mheishi on November 21st 2011
4) Munib al-Sayyed al-Adnan: Age 20 Shot in the head by police during protest over al-Mheishi and al-Felfel killings on November 23rd 2011
5) Ali Abdullah al-Qarayrees: Age 26 Shot by police during protest over al-Mheishi and al-Felfel killings on November 23rd 2011
6) Issam Mohamed Abu Abdallah: Age 22 Shot by security forces during protest on January 12th 2012
7) Montazar Sa'eed al-Abdel: Age n/a Shot by security forces during protest on 26 January 2012
8) Muneer al-Midani: Age 21 Shot in the heart by security forces during protest on 9th February 2012
9) Zaheer Abdullah Saeed: Age 21 Shot in the stomach by security forces during protest, died in hospital on February 10th 2012
10) Hajer al-Yazidi: Age n/a Epileptic student injured in head during protest, died of head wound om March 7th 2012
11) Akbar Hassan al-Shakhouri: Age 31 Shot by security forces during protest over the arrest of Nimr al Nimr on July 8th 2012
12) Mohamed Redha al-Felfel: Age 18 Shot by security forces during protest over the arrest of Nimr al Nimr on July 8th 2012
The list is longer, but the most brutal human rights violation is when Saudi Arabia executed two groups of Iranians, one group of eight and the other group of ten people.
Pictures of Qatif martyrs killed by the Saudi regime including funeral
The Pictures are many, which shows all murdered by the Saudi Regimes
Not only Shiah are protesting, women and student and the poor are protesting
More later