"There is no one who could better represent the people of NY and Staten Island (a place I know very well) than @RepDanDonovan, who is strong in Borders & Crime, our military and veterinarians, for tax cuts and helping me make America great again, Dan has my full support! "Trump said on Twitter.
He then wrote in a follow-up tweet: "Very important, @RepDanDonovan will win for the Republicans in November … and his opponent will not." Remember Alabama, we can not take chances when we go against Losing a Nancy Pelosi has controlled the Democrats! "
Donovan will face Grimm who was arrested for tax evasion on June 26.
"I've matured, I'm tempered, I'm wiser, but I'm still the same guy you know, who longs to serve you on every occasion," Grimm said during the campaign launch event. "Michael Grimm always goes the distance."
The 11th congressional district consists of Staten Island and parts of southern Brooklyn, including the neighborhoods of Bay Ridge, Dyker Heights, Bensonhurst, and Gravesend. Donovan was elected to end Grimm's term and was re-elected for a full term in 2016.