(Bloomberg) -- Venezuelan President Nicolas Maduro’s backsliding on his promise of free and fair elections is likely to prompt the return of some US sanctions, though the Biden administration will probably refrain from imposing the stiffest penalties related to oil, according to analysts.Most Read from BloombergSingapore’s $200,000 Toyotas Fuel Angst Over Wealth GapTraders Line Up for ‘Once-in-a-Generation’ Emerging Markets BetThree US Troops Killed in Attack Tied to Iran-Backed GroupsHouthi Hit