Russia should react to possible new US sanctions in a constructive manner and avoid harming chances of restoring ties, Leonid Slutsky, the chairman of the Russian lower house of parliament's International Affairs Committee, said Wednesday.

Iranian Armed Forces' Depity Chief of Staff Mostafa Izadi claimed that Tehran has evidence proving US' "direct support to Daesh," Fars news agency reported.

Iranian security forces are reported to have eliminated the head of the group that plotted and carried out attacks in the country's capital city of Tehran, which left 17 people dead and about 50 wounded.

On June 7, Tehran was hit by coordinated terror attacks in which 17 people were reportedly killed and around 50 others were injured.

The Iranian authorities arrested eight more people in relation to Wednesday's deadly terror acts in Tehran, media reported Saturday.

On June 7, terrorist attacks in the Iranian capital of Tehran killed 17 and injured over 40. The attacks became a litmus test for Washington’s policy toward the Islamic republic.

Iranian police detained two additional suspects in Wednesday's twin attacks on the parliament building and a shrine in Tehran that killed 17 and wounded 43, local media reported Friday.

A series of major shocks recently hit the Middle East, including a Saudi-Qatar diplomatic row and terrorist attacks in Iran.

According to the Iranian Security Ministry, five of Tehran attack suspects participated in terrorist attacks in Daesh strongholds in Syria's Raqqa and Iraqi Mosul.

The number of casualties from the twin attacks in the Iranian capital on Wednesday has grown from 13 to 16 people dead, local media reported Thursday.

Ottawa has condemned the deadly terror attacks that hit Iran on Wednesday, saying that Canada grieves the deaths and the injuries sustained by many civilians and deplores the targeting of innocent Iranians.

Commenting on the latest terrorist attack in Iran, US President Donald Trump said that Tehran had fallen victim to the "evil" it promoted.

A double terrorist attack that occurred in the Iranian capital of Tehran early on Wednesday left at least 12 people dead and over 40 injured, as local authorities have confirmed.

The terrorist attack that took place in Tehran on Wednesday was a well-organized attempt to undermine Iran's effectiveness at fighting against terrorism in the Middle East.

Washington condemned two terrorist attacks perpetrated in the Iranian capital of Tehran on Wednesday.

The Syrian Foreign and Expatriates Ministry strongly condemned on Wednesday the terror attacks committed in the Iranian capital of Tehran.

At least 12 people have been killed in terrorist attacks in Iran. Four terrorists dressed in women’s clothing attacked the Iranian Parliament while another group attacked Ayatollah Khomeini’s shrine in Tehran. Iran’s Revolutionary Guards have accused Saudi Arabia of being behind the attack.

Iran's Revolutionary Guards accused Saudi Arabia of being behind the twin terrorist attacks in Tehran, according to Reuters.

One of the perpetrators of the attacks in Tehran was detained, the authorities are in control of the situation in the city, Hossein Sheikholeslam, an adviser to the Iranian foreign minister, told Sputnik.

Iranian police have detained a reporter and a cameraman of RT Arabic who were filming near the parliament in Tehran, the broadcaster said on Twitter.