During today's Asian trading, the US dollar was almost unchanged against major currencies amid renewed concerns about the coronavirus vaccine. The lack of clarity about the timing of new stimulus measures in the US is fueling demand for safe assets.

Risk appetite weakened after US-based Johnson & Johnson on Tuesday said it had suspended testing of the COVID-19 vaccine due to an "unexplained illness" affecting a test participant. The pharmaceutical company Eli Lilly and Co also announced that it has suspended testing of the antibody-based drug.

Market participants continue to closely monitor the situation around the US election campaign. According to polls, democratic presidential candidate Joe Biden is leading, and his margin of victory over incumbent President Donald Trump is increasing.

The pound is cheaper due to concerns about weak progress in trade negotiations between the UK and the European Union and the likelihood of the Bank of England switching to negative interest rates. French foreign Minister Jean-Yves Le Drian warned on the eve of the likelihood that an agreement on the future relations of the European Union and the UK will not be concluded.

Brexit will be the central issue on the agenda of the European Council meeting on October 15-16 in Brussels.