It is hardly surprising that hatred for Arabs are on the increase. The extreme right wing in Israel which is a mutation with the mast cell in the Likud-Beiteinu and its right wing camp. When there is the occupation of Palestinian lands in the West Bank and a blind eye is turned to illegal settler violence against Palestinians then some overflow of that violence will infiltrate Israel as well. This is a bestial cancer of the Betar Jerusalem ilk that spreads.
15 police officers killed in Colombia helicopter crash (Reuters)
from the article: Israel Police arrest Jewish youths suspected of beating Arab in Tel Aviv