An aerial view shows U.S. military convoy moving along a highway, ahead of the NATO-led military exercises 'Noble Partner 2018', near the town of Zestafoni, Georgia, July 28, 2018. REUTERS/Irakli Gedenidze 

U.S. military convoy moves along a highway, ahead of the NATO-led military exercises 'Noble Partner 2018', near the town of Zestafoni, Georgia, July 28, 2018. REUTERS/Irakli Gedenidze 

U.S. military convoy moves along a highway, ahead of the NATO-led military exercises 'Noble Partner 2018', near the town of Zestafoni, Georgia, July 28, 2018. REUTERS/Irakli Gedenidze 

Thibaut Van Acker (L) and Fries Deschilder (R) of Club Bruges celebrate victory over FC Zestafoni during their Europa League playoff second leg soccer match in Bruges August 25, 2011. REUTERS/Sebastien Pirlet (BELGIUM - Tags: SPORT SOCCER) 

Players of Club Bruges celebrate victory over FC Zestafoni during their Europa League playoff second leg soccer match in Bruges August 25, 2011. REUTERS/Sebastien Pirlet (BELGIUM - Tags: SPORT SOCCER) 

Players of Club Bruges celebrate victory over FC Zestafoni during their Europa League playoff second leg soccer match in Bruges August 25, 2011. REUTERS/Sebastien Pirlet (BELGIUM - Tags: SPORT SOCCER) 

Players of Club Bruges celebrate victory over FC Zestafoni during their Europa League playoff second leg soccer match in Bruges August 25, 2011. REUTERS/Sebastien Pirlet (BELGIUM - Tags: SPORT SOCCER) 

Jaba Dvali of FC Zestafoni falls during their Europa League playoff second leg soccer match against Club Bruges in Bruges August 25, 2011. REUTERS/Sebastien Pirlet (BELGIUM - Tags: SPORT SOCCER) 

Lior Refaelov (L) of Club Bruges fights for the ball with Zaal Eliava of FC Zestafoni during their Europa League playoff second leg soccer match in Bruges August 25, 2011. REUTERS/Sebastien Pirlet (BELGIUM - Tags: SPORT SOCCER) 

Joseph Akpala (L) of Club Bruges challenges Mamuka Kobakhidze (R) of FC Zestafoni for the ball during their Europa League playoff second leg soccer match in Bruges August 25, 2011. REUTERS/Sebastien Pirlet (BELGIUM - Tags: SPORT SOCCER) 

Giorgi Oniani (R) of FC Zestafoni talks with his coach Giorgi Chiabrishvili (L) during their Europa League playoff second leg soccer match against Club Bruges in Bruges August 25, 2011. REUTERS/Sebastien Pirlet (BELGIUM - Tags: SPORT SOCCER) 

Victor Vazquez (R) of Club Bruges fights for the ball with Mamuka Kobakhidze (L) of FC Zestafoni during their Europa League playoff second leg soccer match in Bruges August 25, 2011. REUTERS/Sebastien Pirlet (BELGIUM - Tags: SPORT SOCCER) 

Joseph Akpala of Club Bruges celebrates after scoring against FC Zestafoni during their Europa League playoff second leg soccer match in Bruges August 25, 2011. REUTERS/Sebastien Pirlet (BELGIUM - Tags: SPORT SOCCER) 

Joseph Akpala (C) of Club Bruges celebrates with team mates Ryan Donk (L) and Lior Refaelov (R) after scoring against FC Zestafoni during their Europa League playoff second leg soccer match in Bruges August 25, 2011. REUTERS/Sebastien Pirlet (BELGIUM - Tags: SPORT SOCCER) 

Lior Refaelov of Club Bruges (C) fights for the ball with Shota Grigalashvili of FC Zestafoni (L) during their Europa League playoff second leg soccer match in Bruges August 25, 2011. REUTERS/Sebastien Pirlet (BELGIUM - Tags: SPORT SOCCER) 

Joseph Akpala of Club Bruges celebrates after scoring against FC Zestafoni during their Europa League playoff second leg soccer match in Bruges August 25, 2011. REUTERS/Sebastien Pirlet (BELGIUM - Tags: SPORT SOCCER) 

Joseph Akpala of Club Brugge celebrates after scoring against FC Zestafoni during their Europa League playoff first leg soccer match in Tbilisi, August 18, 2011. REUTERS/David Mdzinarishvili (GEORGIA - Tags: SPORT SOCCER) 

Joseph Akpala of Club Brugge celebrates after scoring against FC Zestafoni during their Europa League playoff first leg soccer match in Tbilisi, August 18, 2011. REUTERS/David Mdzinarishvili (GEORGIA - Tags: SPORT SOCCER) 

Joseph Akpala of Club Brugge celebrates after scoring against FC Zestafoni during their Europa League playoff first leg soccer match in Tbilisi, August 18, 2011. REUTERS/David Mdzinarishvili (GEORGIA - Tags: SPORT SOCCER) 

Joseph Akpala (L) of Club Brugge celebrates after scoring against FC Zestafoni with his team mate Nabil Dirar during their Europa League playoff first leg soccer match in Tbilisi, August 18, 2011. REUTERS/David Mdzinarishvili (GEORGIA - Tags: SPORT SOCCER) 

Joseph Akpala (L) of Club Brugge celebrates after scoring against FC Zestafoni with his team mate Nabil Dirar during their Europa League playoff first leg soccer match in Tbilisi, August 18, 2011. REUTERS/David Mdzinarishvili (GEORGIA - Tags: SPORT SOCCER) 

Sturm Graz Roman Kienast reacts after scoring a goal during their Champions League third round qualifying soccer match against FC Zestafoni in Graz August 3, 2011. REUTERS/Dominic Ebenbichler (AUSTRIA - Tags: SPORT SOCCER) 

Sturm Graz Roman Kienast (L) and FC Zestafoni's Mamuka Kobakhidze fight for the ball during their Champions League third round qualifying soccer match in Graz August 3, 2011. REUTERS/Dominic Ebenbichler (AUSTRIA - Tags: SPORT SOCCER) 

Sturm Graz Roman Kiensat stretches for the ball during their Champions League third round qualifying soccer match against FC Zestafoni in Graz August 3, 2011. REUTERS/Dominic Ebenbichler (AUSTRIA - Tags: SPORT SOCCER IMAGES OF THE DAY) 

Sturm Graz' Roman Kiensat heads the ball during their Champions League third round qualifying soccer match against FC Zestafoni in Graz August 3, 2011. REUTERS/Dominic Ebenbichler (AUSTRIA - Tags: SPORT SOCCER) 

Sturm Graz' coach Franco Foda reacts during their Champions League third round qualifier soccer match against FC Zestafoni in Graz August 3, 2011. REUTERS/Dominic Ebenbichler (AUSTRIA - Tags: SPORT SOCCER) 

Sturm Graz' coach Franco Foda reacts during their Champions League third round qualifier soccer match against FC Zestafoni in Graz August 3, 2011. REUTERS/Dominic Ebenbichler (AUSTRIA - Tags: SPORT SOCCER) 

Sturm Graz's Imre Szabics (L) and FC Zestafoni's Mamuka Kobakhidze fight for the ball during their Champions League qualifier soccer match in Graz August 3, 2011. REUTERS/Dominic Ebenbichler (AUSTRIA - Tags: SPORT SOCCER) 

Sturm Graz's Imre Szabics (L) and FC Zestafoni's Mamuka Kobakhidze fight for the ball during their Champions League qualifier soccer match in Graz August 3, 2011. REUTERS/Dominic Ebenbichler (AUSTRIA - Tags: SPORT SOCCER) 

Sturm Graz's Imre Szabics (L) and FC Zestafoni's Tornike Aptsiauri fight for the ball during their Champions League qualifier soccer match in Graz August 3, 2011. REUTERS/Dominic Ebenbichler (AUSTRIA - Tags: SPORT SOCCER) 

Molten ferro-alloys are poured into a mould at the Ferro-Alloys plant of Georgian Manganese LLC in Zestafoni, some 200 km (124 miles) west of the capital Tbilisi, December 9, 2010. Ferro-alloys ranked first in Georgia's export items with 16 percent market share, according to local media. REUTERS/David Mdzinarishvili (GEORGIA - Tags: BUSINESS EMPLOYMENT) 

An employee rests inside a warehouse of the Ferro-Alloys plant of Georgian Manganese LLC in Zestafoni, some 200 km (124 miles) west of the capital Tbilisi, December 9, 2010. Ferro-alloys ranked first in Georgia's export items with 16 percent market share, according to local media. REUTERS/David Mdzinarishvili (GEORGIA - Tags: BUSINESS EMPLOYMENT) 

An employee works inside a warehouse of the Ferro-Alloys plant of Georgian Manganese LLC in Zestafoni, some 200 km (124 miles) west of the capital Tbilisi, December 9, 2010. Ferro-alloys ranked first in Georgia's export items with 16 percent market share, according to local media. REUTERS/David Mdzinarishvili (GEORGIA - Tags: BUSINESS EMPLOYMENT) 

Employees rest inside a warehouse of the Ferro-Alloys plant of Georgian Manganese LLC in Zestafoni, some 200 km (124 miles) west of the capital Tbilisi, December 9, 2010. Ferro-alloys ranked first in Georgia's export items with 16 percent market share, according to local media. REUTERS/David Mdzinarishvili (GEORGIA - Tags: BUSINESS EMPLOYMENT) 

A general view shows the Ferro-Alloys plant of Georgian Manganese LLC in Zestafoni, some 200 km (124 miles) west of the capital Tbilisi, December 9, 2010. Ferro-alloys ranked first in Georgia's export items with 16 percent market share, according to local media. REUTERS/David Mdzinarishvili (GEORGIA - Tags: BUSINESS EMPLOYMENT) 

A general view shows the main workshop of the Ferro-Alloys plant of Georgian Manganese LLC in Zestafoni, some 200 km (124 miles) west of the capital Tbilisi, December 9, 2010. Ferro-alloys rank first in Georgia's export items with 16 percent market share, according to local media. REUTERS/David Mdzinarishvili (GEORGIA - Tags: BUSINESS EMPLOYMENT) 

An employee works at the main workshop of the Ferro-Alloys plant of Georgian Manganese LLC in Zestafoni, some 200 km (124 miles) west of the capital Tbilisi, December 9, 2010. Ferro-alloys rank first in Georgia's export items with 16 percent market share, according to local media. REUTERS/David Mdzinarishvili (GEORGIA - Tags: BUSINESS EMPLOYMENT) 

An employee works at the main workshop of the Ferro-Alloys plant of Georgian Manganese LLC in Zestafoni, some 200 km (124 miles) west of the capital Tbilisi, December 9, 2010. Ferro-alloys rank first in Georgia's export items with 16 percent market share, according to local media. REUTERS/David Mdzinarishvili (GEORGIA - Tags: BUSINESS EMPLOYMENT) 

A general view shows the main workshop of the Ferro-Alloys plant of Georgian Manganese LLC in Zestafoni, some 200 km (124 miles) west of the capital Tbilisi, December 9, 2010. Ferro-alloys ranked first in Georgia's export items with 16 percent market share, according to local media. REUTERS/David Mdzinarishvili (GEORGIA - Tags: BUSINESS EMPLOYMENT) 

Molten ferro-alloys are poured into a mould at the Ferro-Alloys plant of Georgian Manganese LLC in Zestafoni, some 200 km (124 miles) west of the capital Tbilisi, December 9, 2010. Ferro-alloys ranked first in Georgia's export items with 16 percent market share, according to local media. REUTERS/David Mdzinarishvili (GEORGIA - Tags: BUSINESS EMPLOYMENT) 

A general view shows the ferro-alloy plant in Zestafoni December 15, 2007. REUTERS/Irakli Gedenidze (GEORGIA - Tags: CITYSCAPE BUSINESS)