Evaluate the intensity of sadness in the tweet "@PSHalabi what are the current statistics concerning 'backdoor abortions'. If alarming, what preemptive measures are in place?". Choose from these categories: 0: no sadness can be inferred, 1: low amount of sadness can be inferred, 2: moderate amount of sadness can be inferred, 3: high amount of sadness can be inferred.