Are you suggesting they should not seek justice for the 13 young people killed and their families. If your answer is Yes, I wonder if you would be asking the Israeli authorities to concentrate on something different if the killed were Jewish-Israelis. Not for a second I am suggesting that statistics should be ignores. In free societies that observe liberties and justice for ALL, both issues are dealt at once.
Report in Lebanon: Israel Air Force strikes Syria's Quneitra, 3 terror operatives killed (Haaretz)
from the article: Israeli Arab MK: Racism in Israel has reached frightening levels