A fourth person has been remanded in custody over the deadly gas-canister attack on the Nestora family home in Thessaloniki

Police believe a single ringleader coordinated the attacks on New Democracy officials' homes as counterterrorism officers continue searching for three additional suspects

A 25-year-old electrician is alleged to have acted as the liaison between the apartment owner and the suspected perpetrators in the attack that killed the mother of politician Afroditi Nestora

Previously unanalyzed photographs, newly released surveillance footage and digital forensic comparisons of distinctive equipment underpin arrests in the 2010 firebombing that killed three bank employees

Authorities seek to identify the sender of a key email in the case file; two suspects remain in pre-trial detention

Forensic analysis of suspect's recovered mobile phone expected to help identify alleged wider network behind fatal firebombing

His statements came hours after unknown assailants vandalized a deputy minister's office and family home on Crete with threats referencing the deadly Thessaloniki firebombing

Counterterrorism unit officers charge that apartment near victim's home served as an operational base before and after attack

The woman is sought in connection with the May 2010 fatal firebombing; she has denied involvement and says she will cooperate with authorities

Counterterrorism investigators said the primary suspects were traced through CCTV and forensic evidence following attack on home of New Democracy politician

A fresh investigation, reports of digital evidence and an anonymous tip led to arrests on Friday, as survivors urge accountability in one of Greece's darkest unsolved cases

These are attacks that are supposedly of a "symbolic" or even "experimental" nature

Police believe at least three attackers hit three New Democracy officials' homes; a woman died

Counter-terrorism officers continue to analyze security camera footage after an attack linked to self-styled anarchists caused one woman's death

Police are examining CCTV footage showing at least three suspects fleeing on motorcycles after the coordinated attacks

A 72-year-old woman died after coordinated attacks targeted New Democracy officials' homes in Thessaloniki, prompting a terrorism probe

Afroditi Nestora's mother has been hospitalized with severe burns after predawn incendiary attacks that officials have condemned as acts of terrorism.

Significant damages to the building hosting the bank branch and at least six parked cars were the result of the explosion.

Of the four, two are shadowy urban terror cells in Greece, who primarily target sites in central Athens

Reports, citing police sources, said the blast was caused by a makeshift explosive device comprised of small camping gas cannisters.