Donald Trump's subtle signals that betray growing exhaustion and sadness as he appears at Miami Grand Prix
![Donald Trump's subtle signals that betray growing exhaustion and sadness as he appears at Miami Grand Prix](https://i2-prod.mirror.co.uk/incoming/article32741636.ece/ALTERNATES/s615/0_JS332404247.jpg)
Former president Donald Trump arrived at the Miami Formula 1 Grand Prix race in Florida on Sunday just a few days after race officials stopped plans for a $250,000-a-ticket fundraiser