Anti-vaccine activist Robert F Kennedy Jr, a member of one of the most storied American political families, could draw the support of about one in seven US voters, according to a Reuters/Ipsos poll ahead of his presidential campaign's expected Monday launch. The poll found that Mr Kennedy, the son and namesake of the slain US senator, could draw votes away from both Democratic president Joe Biden and his likely Republican challenger Donald Trump in the 2024 election. Mr Kennedy is expected to run as an independent. Advertisement That is a meaningful complication in a narrowly and bitterly divided country where...