"Apparently, the people arrested in relation to the case belong to an extremist Jewish group," an official said to reporters with Haaretz newspaper. The paper reported six arrests in connection with the case.
The kidnapping and brtual murder of the young Palestinian, on Wednesday, has led to four straight days of protests riots beginning in annexed East Jerusalem, according to several local media sources.
By Saturday, the violence had spread to more than half a dozen Palestinian towns within the region.
The Israeli police have refused, until now, to officially confirm that the killing was in revenge for the murder of three Israeli youths in the West Bank last month, the PNN reports.
Mohammad Abu Khdeir was kidnapped last Wednesday, at dawn, near his home in Shu'fat, by a group of right-wing Israelis. His body was found hours later in the Jerusalem Forest. Initial autopsy reports show that he was tortured and burnt while still alive.
The identities of the suspects, as well as details about the investigation or the circumstances of the arrest, so far have not been revealed.
See: Newly-released Surveillance Footage Shows Faces of Mohammed Abu Khdeir’s Likely Abductors