/**
 * Implement a function that finds the longest palindrome in a given string.
 * For example, in the string "My dad is a racecar athlete", the longest
 * palindrome is "a racecar a". Count whitespaces as valid characters. Other
 * palindromes in the above string include "dad", "ete", " dad " (including
 * whitespace on each side of dad).
 */

function longestPalindrome(string) {}

console.log(longestPalindrome("My dad is a racecar athlete") === "a racecar a");