The US should send peacekeepers, like there are on the border with Syria and in Lebanon, Sinai etc. It is not the answer but is part of a partial solution. As is fighting a war against Hamas every 4 to 6 years to get 2 to 3 years of calm.
Woman moderately wounded by firebomb thrown at her car in north J'lem (Haaretz)
from the article: 'You didn’t knock me out!' - The horrible logic of Gaza escalation