Hafiz Saeed Khan killed in a drone strike on 26 July just 3 days after twin suicide blasts rocked Kabul.
It is believed the group also posted photos of the execution on social media.
US-backed forces said earlier they are on the verge of seizing northern Syrian town.
Attacks come just days after the military won a referendum which strengthens its grip on power.
Machar replaced with Taban Deng Gai after he went into hiding following Juba deadly fighting in July.
The blasts come just days before the anniversary of the Erawan Shrine bombing, which killed 20 people and injured over 100.
Almost all mobile telephony services have also been snapped in the Valley.
Forces were involved in intermittent fighting with a few terrorists who were hiding at their base in Sirte.
Aaron Driver detonated an explosive in a taxi, outside his home, as police closed in.
The public execution was carried out by religious police as punishment for sex.
The 17-year-old is thought to have died earlier this year after travelling to Syria in February 2015.
Nur defected from Boko Haram in 2012 to form the Ansaru splinter group.
One body found beheaded during search for missing journalist Jean Bigirimana – allegedly abducted on 22 July.
Meet the presidential candidate who confounds stereotypes and wants to confront injustice.
Photos of the military campaigns to recapture major Isis strongholds in Syria, Libya and Iraq.
The Chinese fishing boat collided with a Greek cargo ship in the disputed waters near Senkaku Islands.
Russian president Vladimir Putin held a security council meeting to discuss the claims over Crimea.
Unlawful killings and other police abuses persist as culprits are rarely brought to justice.
Top US commander specifically called for India's assistance in repairing and servicing Russia-made aircraft.
Hospital manager says 55 injured hours before Russia-backed ceasefire due to start.
Top US military commander says quality and quantity of Daesh fighters declining in Iraq and Syria.
15 physicians sign letter urging the White House to come to the aid of 250,000 people trapped in eastern Aleppo.
Retaking Sirte would hand Libya's UN-backed government a major boost in the fight against Isis.
Russia said the three-hour long ceasefires would begin on 11 August.
An article claims that the extremist group locked their own fighters in cars filled with poisonous gas.
12 deaths reported in southeastern Turkey in 3 separate blasts blamed on the PKK.
The Amhara are Ethiopia's second largest ethnic group.
Kiev has denied the FSB's claims, saying it was 'false information'.
Schwartz has served in key leadership positions at missions overseas and in Washington DC.
Prime Minister Nawaz Sharif's 'crocodile tears' betray Pakistan's treatment of the Baloch people.