August 7, 2015 12:44 AM EDT

Donald Trump was defiant. Rand Paul tangled with Chris Christie. Jeb Bush, Scott Walker and Marco Rubio all stayed relatively low-key.

The top 10 candidates faced off Thursday in their first debate of the crowded Republican primary campaign, talking immigration, education, economic issues, foreign policy and more.

Watch some of the highlights above, and read more about the debate here.

Contact us at letters@time.com.

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