Biden defeated Minnesota congressman Dean Phillips, his only opponent left in the Democratic primary, Xinhua news agency reported.
On the Republican side, Trump’s victory over former US Ambassador to the United Nations and former South Carolina Governor Nikki Haley marks the fifth state the former president has swept in the primary.
The economy is the top issue for 31 per cent of Michigan voters, followed by immigration, threats to democracy, healthcare, housing affordability, education, crime, and abortion access, according to a new Emerson College Polling/The Hill survey.
IANS