Prosecutor General Claro Arellano said there had been a "serious lapse in security", Associated Press reports.
Egypt's prosecutor general has ordered Mr Gaddaf al-Dam's detention for 30 days while charges against him are investigated.
"In general I refused to answer all the questions because of partiality of the prosecutor general, " he posted.
BBC: Egypt blogger Alaa Abdel-Fattah questioned over clashes
Prosecutor General Yuri Chaika told reporters Tuesday that it's nonsense to assume the rare polonium-210 isotope came from Russia.
Tehran's prosecutor general's office said it has launched an investigation into the killings.
CNN: Riot police confront protesters in Tehran, witnesses say
Tehran's prosecutor general's office said it had launched an investigation into the killings.
The country's foreign minister, Indulis Berzins, said any action depended on whether Latvia's prosecutor general's office could present relevant evidence.
Even if he is charged, the Prosecutor General's Office in Moscow says that Mr. Lugovoi will not be extradited to London.
The two sons of deposed Egyptian President Hosni Mubarak are to be tried on suspicion of insider trading, Egypt's prosecutor general says.
Jordan's Prosecutor General has recently brought charges against Dutch Parliamentarian Geert Wilders.
Mr Gaddaf al-Dam played down the arrest, saying he was going voluntarily to Cairo's prosecutor general with his lawyers "to file a complaint".
Mr Baara said the charges would be "approved by the prosecutor general in the coming days and a date set for the September trial opening".
Vice-President Nicolas Maduro said there would be a thorough investigation into the riot, led by Venezuela's Prosecutor General and the President of the National Assembly.
As if that were not enough, the prosecutor general's office also said it had issued an international warrant for the arrest of Nikolai Gololobov, a lawyer representing Yukos.
In a statement, the prosecutor general said Alaa, Gamal and seven others had been referred to the criminal court on charges of violating stock market and central bank rules.
The office of the prosecutor general, set up in 1991, has proved an effective instrument and unlike in the past no one is exempt from complying with the law.
On Thursday Hamas spokesman Ihab al-Ghusain denied the HRW allegation, saying that an inquiry headed by the prosecutor general had been set up just after the incident and had already made recommendations to the cabinet.
BBC: Hamas failed to probe Palestinian 'collaborator' deaths
The Uzbek prosecutor general's office now claims that by overcharging for these imports and taking straightforward trading commissions, the Maqsudis siphoned off much of CCBU's profits and stashed them in offshore accounts to avoid tens of millions of dollars in taxes.
Two months later the prosecutor-general was fired and thrown in jail on charges of corruption.
Deputy prosecutor-general Andrei Shved said the blast was a terrorist act, but did not give further details.
Over the same period, 1, 500 orphans died in Russian adoptive families, according to the Russian prosecutor-general's office.
Marina Gridneva, from the prosecutor-general's office, said the checks were being conducted "in strict compliance with the current legislation".
The council has complained to Russian Prosecutor-General Yuri Chaika about increased checks carried out on NGOs in 13 regions.
BBC: Russian police raid rights group Memorial and other NGOs
After two months of clamour, they did last week get a meeting with the new interior minister, Nestor Martinez, and the prosecutor-general, Jaime Bernal.
It is not Vladimir Putin, nor the Media Minister, Mikhail Lesin, nor the head of the Federal Security Service, Nikolai Patrushev, nor the prosecutor-general Vladimir Ustinov.
The one big demand not to be met is for Mr Yanukovich to be sacked as prime minister (although the prosecutor-general's head rolled as a consolation).
ECONOMIST: Peace breaks out in Ukraine, at least for the time being
"Our best forces are now involved in the investigation, which is being supervised by the highest-ranking officials, " said Vladimir Markin, spokesman of the Investigative Committee of the Prosecutor-General's Office.
Days earlier he had been made to sack his chief of staff and top security official, Nikolai Bordyuzha, who had bungled an attempt to remove the prosecutor-general, Yuri Skuratov, from office.
Others, such as the prosecutor-general, Jaime Bernal, are not.
General Prosecutor Francisco Dominguez issued a statement saying Heredia's situation was unfortunate.
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