Nixon bested Alexander Vindman to win Democratic nomination and now faces Republican Ashley Moody in November

• Trump-backed Byron Donalds wins Republican primary in race to succeed Florida governor DeSantis

In an upset for the Democratic establishment, progressive Angie Nixon won the party’s US Senate primary in Florida, beating former army intelligence officer Alexander Vindman.

Nixon, a state representative and member of the Democratic Socialists of America, had significantly less funding going into the primary – with $975,000 to Vindman’s $16.3m at the end of July, according to Florida Politics.

Congressman had pledged to implement president’s agenda if he gained governor’s seat

• Democratic socialist Angie Nixon clinches surprise primary win in Florida US Senate race

Byron Donalds, a congressman backed by Donald Trump, won the Republican nomination for governor on Tuesday in the race to succeed Ron DeSantis.

Donalds, who has represented south-west Florida since 2021, trounced three reasonably prominent Republican rivals, including Jay Collins, DeSantis’s handpicked lieutenant governor.

US supreme court declined to halt execution of William Frances Silvia, and state has two executions next month

A Florida man convicted of fatally shooting his estranged wife and wounding his mother-in-law was executed on Tuesday, continuing the state’s aggressive use of the death penalty in the final term of the Republican governor, Ron DeSantis.

William Frances Silvia, 61, was pronounced dead at 6.11pm after receiving a three-drug injection at the Florida state prison near Starke.

Officials have had to remove thousands of tons of sargassum from Florida’s beaches amid the climate crisis

Dealing with seaweed is the bulk of Chris Bumpus’s job during the summer. As chief of conservation for Miami-Dade county’s parks, recreation and open spaces department, Bumpus is in charge of cleaning sargassum off 17 miles (27km) of county beaches. But some days, the odds are stacked against him and his team.

More and more sargassum, a kind of floating brown algae, has been washing up on the beaches of south Florida, west Africa, the Gulf of Mexico and the Caribbean.

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• Donalds and Jolly to face off in Florida governor race

• Democratic socialist Angie Nixon wins Senate primary

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President Donald Trump posted an image of a map of the strait of Hormuz on his social media platform Truth Social, with a circle around the strait and the words “New US Territory” as the title on Tuesday morning.

This follows comments made on Friday at a speech at a police academy on Long Island, New York, where Trump said “After we finish defeating Iran, which is being very badly defeated, pretty soon I’ll be declaring the Hormuz strait a territory of the United States. … Essentially, that’s what it is. We have the blockade. No ships get through unless we want them to.”

Politics that worked for Democratic candidates in New York, Minnesota, Michigan won’t cut it in red Florida, analysts say

If primary elections elsewhere this summer were tussles between progressives and moderates for the direction of the Democratic party’s political future, Tuesday’s contests in Florida could not be more different.

In a former swing state that has in recent years become reliably red, moderate Democratic candidates Alex Vindman and David Jolly are heavily favored to become the party’s nominees for November’s Senate and governor’s race, respectively.