"more likely" would involve a percentage chance based on numbers attacked.
and the portland train stabber was a supporter of bernie sanders and jill stein according to his facebook posts, for whataever that's worth, and was apparently against circumcision (he liked them uncut).
Let's go back to 1995 and the Oklahoma City bombing onwards - how many Americans have been killed by far-right terrorists vs. islamists? Then we can expand that to how many have been "attacked." How many people were in the World Trade Center towers on the morning of 9.11.2001? They were all attacked. Same with all those in the Pentagon and those on United Airlines flight 93.
Mehdi Hasan who cites the Southern Poverty Law Center -that about sums it up. He should be deported and droned.