<p>European stock markets opened lower on Tuesday as a rebound in the previous session fizzled out, with investors remaining cautious ahead of the first US presidential debate.</p>.<p>The pan-European STOXX 600 600 slipped 0.5% in early deals after recording its biggest single-day gain in three months on Monday.</p>.<p>Growth-sensitive sectors such as banks, automakers and travel & leisure, were down between 1.0% and 1.4% and led the declines as the global death toll from Covid-19 pandemic crossed 1 million, according to a Reuters tally.</p>.<p>While there were some signs of progress in talks over a fresh US coronavirus relief bill, investors were mostly in a wait-and-see mode as US Democratic presidential nominee Joe Biden and President Donald Trump looked set to square off in their first debate in Cleveland, five weeks before the election.</p>.<p>Among individual movers, Air France KLM fell 3.9% after HSBC downgraded the stock to "reduce" from "hold".</p>.<p>British plumbing parts distributor Ferguson jumped 6.3% as it restored its dividend after a series of cost-reduction measures and resilience in its main US business helped it report a 4.1% rise in annual profit.</p>
<p>European stock markets opened lower on Tuesday as a rebound in the previous session fizzled out, with investors remaining cautious ahead of the first US presidential debate.</p>.<p>The pan-European STOXX 600 600 slipped 0.5% in early deals after recording its biggest single-day gain in three months on Monday.</p>.<p>Growth-sensitive sectors such as banks, automakers and travel & leisure, were down between 1.0% and 1.4% and led the declines as the global death toll from Covid-19 pandemic crossed 1 million, according to a Reuters tally.</p>.<p>While there were some signs of progress in talks over a fresh US coronavirus relief bill, investors were mostly in a wait-and-see mode as US Democratic presidential nominee Joe Biden and President Donald Trump looked set to square off in their first debate in Cleveland, five weeks before the election.</p>.<p>Among individual movers, Air France KLM fell 3.9% after HSBC downgraded the stock to "reduce" from "hold".</p>.<p>British plumbing parts distributor Ferguson jumped 6.3% as it restored its dividend after a series of cost-reduction measures and resilience in its main US business helped it report a 4.1% rise in annual profit.</p>