Trump: I’ll announce VP pick at convention
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Presumptive Republican presidential nominee Donald TrumpDonald John TrumpTrump: WHCA picking non-comedian for headliner a 'good first step' Five takeaways from Mississippi's Senate debate Watergate’s John Dean: Nixon would tell Trump 'he's going too far' MORE on Thursday said he would announce his running mate at the Republican National Convention in July. 
"It is early — we just won yesterday," Trump told The Associated Press on Thursday. 
"I will announce it at the convention. A lot of people are interested."
Speculation has spiked this week on whom the businessman may pick as his running mate after he clinched the title of presumptive nominee earlier this week when his last two rivals dropped out.
Trump has also faced questions about picking a former presidential rival such as Sen. Marco RubioMarco Antonio RubioUS opposes Russian nominee to lead Interpol Senators push back on Russian official's candidacy for Interpol president The Hill's Morning Report — Are Pelosi’s Democratic detractors going too far? MORE (R-Fla.) or Ohio Gov. John Kasich, though he hasn't committed to anyone yet.
The businessman's eventual pick will play a crucial role in winning over certain parts of the GOP after a bitter primary, while also positioning him for a likely general election fight with Hillary ClintonHillary Diane Rodham ClintonWatergate’s John Dean: Nixon would tell Trump 'he's going too far' Senate Homeland Security chairman requests briefing on Ivanka Trump emails House GOP to hold hearing into DOJ’s probe of Clinton Foundation MORE.