Poll: Cortez Masto leads Laxalt for Nevada Senate; ominous signs over Biden approvalBy Humberto SanchezSenator Catherine Cortez Masto leads likely Republican opponent and former Attorney General Adam Laxalt by 8 percentage points, but voter economic angst and President Joe Biden’s low approval rating could threaten her re-election bid.New data from a Nevada Independent and OH Predictive Insights poll shows that Biden’s approval rating is lower than how former President Donald Trump is viewed right now.