The updated average of national opinion polls continues to show no clear frontrunner in the presidential race: on average, 50% of voters support Vice President Kamala Harris, while 49% support former President Donald Trump, CNN reports. Of the 5 polls included in the sample, 2 give Harris a slight advantage over Trump, while the other three state a virtual dead heat in the race. The latest average data includes a poll released on October 16 by Fox News, which found no clear frontrunner in the presidential race at the national level: 50% of potential voters support Trump in a head-to-head match…