Mirsad Hadzikadic, President of the Platform for Progress party, attends a protest against corruption and a delayed election in Sarajevo, Bosnia and Herzegovina May 30, 2020. REUTERS/Dado Ruvic

Mirsad Hadzikadic, President of the Platform for Progress party, attends a protest against corruption and a delayed election in Sarajevo, Bosnia and Herzegovina May 30, 2020. REUTERS/Dado Ruvic

Bosnian demonstrators hold a banner which reads "We have woken up" during a protest against corruption and a delayed election in Sarajevo, Bosnia and Herzegovina May 30, 2020. REUTERS/Dado Ruvic

Bosnians protest against corruption and a delayed election in Sarajevo, Bosnia and Herzegovina May 30, 2020. REUTERS/Dado Ruvic

Bosnians protest against corruption and a delayed election in Sarajevo, Bosnia and Herzegovina May 30, 2020. REUTERS/Dado Ruvic

Bosnians protest against corruption and a delayed election in Sarajevo, Bosnia and Herzegovina May 30, 2020. REUTERS/Dado Ruvic

Special Police officers block a street during a protest against corruption and a delayed election in Sarajevo, Bosnia and Herzegovina May 30, 2020. REUTERS/Dado Ruvic

Bosnians protest against corruption and a delayed election in Sarajevo, Bosnia and Herzegovina May 30, 2020. REUTERS/Dado Ruvic

Bosnians protest against corruption and a delayed election in Sarajevo, Bosnia and Herzegovina May 30, 2020. REUTERS/Dado Ruvic

Small toy figures are placed on a chalkboard near "Social distancing" words printed on paper in this illustration taken May 27, 2020. REUTERS/Dado Ruvic/Illustration

Small toy figures are placed on a chalkboard near "Social distancing" words printed on paper in this illustration taken May 27, 2020. REUTERS/Dado Ruvic/Illustration

Small toy figures are placed on a printed background with words "Social distancing" in this illustration taken May 27, 2020. REUTERS/Dado Ruvic/Illustration

Small toy figures are placed on a chalkboard near "Social distancing - COVID-19" words printed on paper in this illustration taken May 27, 2020. REUTERS/Dado Ruvic/Illustration

Small toy figures are placed on a chalkboard near "Social distancing - COVID-19" words printed on paper in this illustration taken May 27, 2020. REUTERS/Dado Ruvic/Illustration

Small toy figures are placed on a chalkboard near "Social distancing - COVID-19" words printed on paper in this illustration taken May 27, 2020. REUTERS/Dado Ruvic/Illustration

Small toy figures are placed on a chalkboard near "Social distancing" printed words in this illustration taken May 27, 2020. REUTERS/Dado Ruvic/Illustration

Representations of virtual currency Bitcoin are placed on U.S. Dollar banknotes in this illustration taken May 26, 2020. REUTERS/Dado Ruvic/Illustration

Rolled Euro banknotes are placed on U.S. Dollar banknotes in this illustration taken May 26, 2020. REUTERS/Dado Ruvic/Illustration

Rolled Euro banknotes and 3D printed percent models are placed on U.S. Dollar banknotes in this illustration taken May 26, 2020. REUTERS/Dado Ruvic/Illustration

A U.S. Dollar banknote is seen in this illustration taken May 26, 2020. REUTERS/Dado Ruvic/Illustration

3D printed oil barrels and percentage symbols are seen in front of dollar banknotes in this illustration taken May 25, 2020. REUTERS/Dado Ruvic/Illustration

3D printed percentage symbols are seen in front of dollar banknotes in this illustration taken May 25, 2020. REUTERS/Dado Ruvic/Illustration

A 3D printed Facebook logo is seen in front of dollar banknotes in this illustration taken May 25, 2020. REUTERS/Dado Ruvic/Illustration

3D printed oil barrels and percentage symbols are seen in front of dollar banknotes in this illustration taken May 25, 2020. REUTERS/Dado Ruvic/Illustration

A smartphone displays "Cyber Attack" in front of an easyJet logo, in this illustration taken May 19, 2020. REUTERS/Dado Ruvic/Illustration

A smartphone displays "Cyber Attack" in front of an easyJet logo, in this illustration taken May 19, 2020. REUTERS/Dado Ruvic/Illustration

A protester gestures in front of the police during a protest against a mass for the Nazi collaborators, in Sarajevo, Bosnia and Herzegovina, May 16, 2020. REUTERS/Dado Ruvic

A protester holds a placard in front of the police during a protest against a mass for the Nazi collaborators, in Sarajevo, Bosnia and Herzegovina, May 16, 2020. REUTERS/Dado Ruvic

A protester places flowers under the World War Two monument during a protest against a mass for the Nazi collaborators, in Sarajevo, Bosnia and Herzegovina, May 16, 2020. REUTERS/Dado Ruvic

A police officer stands behind the security barriers, during a protest against a mass for the Nazi collaborators, in Sarajevo, Bosnia and Herzegovina, May 16, 2020. REUTERS/Dado Ruvic

Police officers stand guard, as they secure a protest against a mass for the Nazi collaborators in Sarajevo, Bosnia and Herzegovina, May 16, 2020. REUTERS/Dado Ruvic

Protesters pay their respects to the victims of World War Two during a protest against a mass for the Nazi collaborators, in Sarajevo, Bosnia and Herzegovina, May 16, 2020. REUTERS/Dado Ruvic

A protester places a rose at the World War Two monument during a protest against a mass for the Nazi collaborators, in Sarajevo, Bosnia and Herzegovina, May 16, 2020. REUTERS/Dado Ruvic

Protesters hold roses as they pay their respects to the victims of World War Two during a protest against a mass for the Nazi collaborators, in Sarajevo, Bosnia and Herzegovina, May 16, 2020. REUTERS/Dado Ruvic

A protester holds a portrait of the late Yugoslav leader Josip Broz Tito during a protest against a mass for the Nazi collaborators, in Sarajevo, Bosnia and Herzegovina, May 16, 2020. REUTERS/Dado Ruvic

A police officer stands behind the security barriers, in front of the Sacred Heart Cathedral before a protest against a mass for the Nazi collaborators in Sarajevo, Bosnia and Herzegovina, May 16, 2020. REUTERS/Dado Ruvic

Police officers stand by a barrier, as they secure an area before a protest against a mass for the Nazi collaborators in Sarajevo, Bosnia and Herzegovina, May 16, 2020. REUTERS/Dado Ruvic

Vjecna Vatra, a memorial to those who liberated Sarajevo during World War Two is pictured ahead of the protest against a mass for the Nazi collaborators, in Sarajevo, Bosnia and Herzegovina, May 16, 2020. REUTERS/Dado Ruvic

A banner is seen before a protest against a mass for the Nazi collaborators, in Sarajevo, Bosnia and Herzegovina, May 16, 2020. REUTERS/Dado Ruvic

A sign hangs over a street ahead of the protest against a mass for the Nazi collaborators in Sarajevo, Bosnia and Herzegovina, May 16, 2020. REUTERS/Dado Ruvic

Undercover police officers arrive at the Sacred Heart Cathedral before protest against a mass for the Nazi collaborators in Sarajevo, Bosnia and Herzegovina, May 16, 2020. REUTERS/Dado Ruvic

Members of the police, wearing face masks, searches an area for bombs, before a protest against a mass for the Nazi collaborators, in Sarajevo, Bosnia and Herzegovina, May 16, 2020. REUTERS/Dado Ruvic

A member of the police searches an area for bombs, before a protest against a mass for the Nazi collaborators, in Sarajevo, Bosnia and Herzegovina, May 16, 2020. REUTERS/Dado Ruvic

A police officer secures the Sacred Heart Cathedral before protest against a mass for the Nazi collaborators in Sarajevo, Bosnia and Herzegovina, May 16, 2020. REUTERS/Dado Ruvic

Police officers stand by a barrier, as they secure the Sacred Heart Cathedral before protest against a mass for the Nazi collaborators in Sarajevo, Bosnia and Herzegovina, May 16, 2020. REUTERS/Dado Ruvic

A 3D printed ballot boxes are seen in front of displayed Poczta Polska logo in this illustration taken May 4, 2020. REUTERS/Dado Ruvic/Illustration

A 3D printed ballot box and toy people figures are seen in front of displayed Poczta Polska logo in this illustration taken May 4, 2020. REUTERS/Dado Ruvic/Illustration

A 3D printed ballot box and toy people figures are seen in front of displayed Poczta Polska logo in this illustration taken May 04, 2020. REUTERS/Dado Ruvic/Illustration

A 3D printed ballot box and toy people figures are seen in front of displayed Poczta Polska logo in this illustration taken May 4, 2020. REUTERS/Dado Ruvic/Illustration

A 3D printed ballot boxes and toy people figures are seen in front of displayed Poczta Polska logo in this illustration taken May 4, 2020. REUTERS/Dado Ruvic/Illustration

A 3D printed ballot box and toy people figures are seen in front of displayed Poczta Polska logo in this illustration taken May 4, 2020. REUTERS/Dado Ruvic/Illustration

A 3D printed ballot boxes are seen in front of displayed Poczta Polska logo in this illustration taken May 4, 2020. REUTERS/Dado Ruvic/Illustration

Facebook symbol is seen on a motherboard in this picture illustration taken April 24, 2020. REUTERS/Dado Ruvic /Illustration

SIM cards and 3d printed objects representing 5G are put on a motherboard in this picture illustration taken April 24, 2020. REUTERS/Dado Ruvic /Illustration

3d printed objects representing 5G are put on a motherboard in this picture illustration taken April 24, 2020. REUTERS/Dado Ruvic /Illustration

3d printed objects representing 5G are put on a motherboard in this picture illustration taken April 24, 2020. REUTERS/Dado Ruvic /Illustration

3d printed objects representing 5G are put on a motherboard in this picture illustration taken April 24, 2020. REUTERS/Dado Ruvic /Illustration

3d printed objects representing 5G are put on a motherboard in this picture illustration taken April 24, 2020. REUTERS/Dado Ruvic /Illustration

Representation of the virtual currency Bitcoin is seen on a motherboard in this picture illustration taken April 24, 2020. REUTERS/Dado Ruvic /Illustration

Representation of the virtual currency Ripple coin is seen on a motherboard in this picture illustration taken April 24, 2020. REUTERS/Dado Ruvic/Illustration