General view of Katowice Steelworks in Dabrowa Gornicza, Poland October 31, 2108. Picture taken October 31, 2018. REUTERS/Kacper Pempel 

General view of Katowice Steelworks in Dabrowa Gornicza, Poland October 31, 2108. Picture taken October 31, 2018. REUTERS/Kacper Pempel 

Katowice Steelworks is seen in Dabrowa Gornicza, Poland, October 31, 2018. REUTERS/Kacper Pempel SEARCH "NIKISZOWIEC COP" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

A placard of Bronislaw Komorowski, speaker of the parliament and presidential candidate from the Civil Platform Party (PO), is seen behind his supporters, who are members of a local NFL football team, during a political rally in Dabrowa Gornicza June 29, 2010. Poland's centrist presidential candidate Komorowski faces a tight run-off vote against his right-wing rival Jaroslaw Kaczynski on July 4 after beating him by only a few percentage points during the first round of voting. REUTERS/Peter Andrews (POLAND - Tags: POLITICS ELECTIONS) 

A woman holds a placard with the picture of Bronislaw Komorowski, speaker of the parliament and presidential candidate from the Civil Platform Party (PO), before a political rally in Dabrowa Gornicza June 29, 2010. Poland's centrist presidential candidate Komorowski faces a tight run-off vote against his right-wing rival Jaroslaw Kaczynski on July 4 after beating him by only a few percentage points during the first round of voting. REUTERS/Peter Andrews (POLAND - Tags: POLITICS ELECTIONS) 

Placards with the picture of Bronislaw Komorowski, speaker of the parliament and presidential candidate from the Civil Platform Party (PO), lie on the ground before a political rally in Dabrowa Gornicza June 29, 2010. Poland's centrist presidential candidate Komorowski faces a tight run-off vote against his right-wing rival Jaroslaw Kaczynski on July 4 after beating him by only a few percentage points during the first round of voting. REUTERS/Peter Andrews (POLAND - Tags: POLITICS ELECTIONS) 

Bronislaw Komorowski, speaker of the parliament and presidential candidate from the Civil Platform Party (PO), tries a piece of cake as his wife Anna looks on during a political rally in Dabrowa Gornicza June 29, 2010. Poland's centrist presidential candidate Komorowski faces a tight run-off vote against his right-wing rival Jaroslaw Kaczynski on July 4 after beating him by only a few percentage points during the first round of voting. REUTERS/Peter Andrews (POLAND - Tags: POLITICS ELECTIONS) 

Bronislaw Komorowski (C), speaker of the parliament and presidential candidate from the Civil Platform Party (PO), and his wife Anna (R) arrive for a political rally in Dabrowa Gornicza June 29, 2010. Poland's centrist presidential candidate Komorowski faces a tight run-off vote against his right-wing rival Jaroslaw Kaczynski on July 4 after beating him by only a few percentage points during the first round of voting. REUTERS/Peter Andrews (POLAND - Tags: POLITICS ELECTIONS) 

A man sits on a bench with posters of Bronislaw Komorowski, speaker of the parliament and presidential candidate from the Civil Platform Party (PO), in the background before a political rally in Dabrowa Gornicza June 29, 2010. Poland's centrist presidential candidate Komorowski faces a tight run-off vote against his right-wing rival Jaroslaw Kaczynski on July 4 after beating him by only a few percentage points during the first round of voting. REUTERS/Peter Andrews (POLAND - Tags: POLITICS ELECTIONS) 

A man holds placards with the picture of Bronislaw Komorowski, speaker of the parliament and presidential candidate from the Civil Platform Party (PO), before a political rally in Dabrowa Gornicza June 29, 2010. Poland's centrist presidential candidate Komorowski faces a tight run-off vote against his right-wing rival Jaroslaw Kaczynski on July 4 after beating him by only a few percentage points during the first round of voting. REUTERS/Peter Andrews (POLAND - Tags: POLITICS ELECTIONS) 

Bronislaw Komorowski (C), speaker of the parliament and presidential candidate from the Civil Platform Party (PO), interacts with supporters during a political rally in Dabrowa Gornicza June 29, 2010. Poland's centrist presidential candidate Komorowski faces a tight run-off vote against his right-wing rival Jaroslaw Kaczynski on July 4 after beating him by only a few percentage points during the first round of voting. REUTERS/Peter Andrews (POLAND - Tags: POLITICS ELECTIONS) 

Supporters hold placards with the picture of Bronislaw Komorowski, speaker of the parliament and presidential candidate from the Civil Platform Party (PO), before a political rally in Dabrowa Gornicza June 29, 2010. Poland's centrist presidential candidate Komorowski faces a tight run-off vote against his right-wing rival Jaroslaw Kaczynski on July 4 after beating him by only a few percentage points during the first round of voting. REUTERS/Peter Andrews (POLAND - Tags: POLITICS ELECTIONS) 

Supporters hold placards with the picture of Bronislaw Komorowski, speaker of the parliament and presidential candidate from the Civil Platform Party (PO), before a political rally in Dabrowa Gornicza June 29, 2010. Poland's centrist presidential candidate Komorowski faces a tight run-off vote against his right-wing rival Jaroslaw Kaczynski on July 4 after beating him by only a few percentage points during the first round of voting. REUTERS/Peter Andrews (POLAND - Tags: POLITICS ELECTIONS) 

Bronislaw Komorowski, speaker of the parliament and presidential candidate from the Civil Platform Party (PO) sits in a fire engine during a political rally in Dabrowa Gornicza June 29, 2010. Poland's centrist presidential candidate Komorowski faces a tight run-off vote against his right-wing rival Jaroslaw Kaczynski on July 4 after beating him by only a few percentage points during the first round of voting. REUTERS/Peter Andrews (POLAND - Tags: POLITICS ELECTIONS) 

Bronislaw Komorowski (C), speaker of the parliament and presidential candidate from the Civil Platform Party (PO), interacts with supporters during a political rally in Dabrowa Gornicza June 29, 2010. Poland's centrist presidential candidate Komorowski faces a tight run-off vote against his right-wing rival Jaroslaw Kaczynski on July 4 after beating him by only a few percentage points during the first round of voting. REUTERS/Peter Andrews (POLAND - Tags: POLITICS ELECTIONS)