In this task you will be given a list of integers. You should find the minimum absolute difference between 2 integers in the list. The absolute difference is the absolute value of one integer subtracted by another. The output should be a single integer which is the smallest possible absolute distance.

Example Input: [64, 49, 91, -91, 72, 52]
Example Output: 3

Example Input: [76, -70, 8]
Example Output: 68

Example Input: [-45, 64, -56]
Example Output:
11