Yes.[1][2]
As far as the US is concerned, the Constitution is the supreme authority to which Americans can and will answer to and is protected by.
[1]: https://en.wikipedia.org/wiki/American_Service-Members%27_Pr...
[2]: https://en.wikipedia.org/wiki/International_Criminal_Court#U...
[2]: "[Bolton] added that the U.S. would do everything 'to protect our citizens' should the ICC attempt to prosecute U.S. servicemen ..."