...coal mines. Miners used to carry canaries in cages with them because the canaries keeled over from dangerous gases before the miners did--alerting them. If I understand what the author is saying, the growing boycotts might be sort of like a canary which is beginning to wobble on its perch. Or did I misunderstand him?
Magnitude 6.1 quake hits Panama-Colombia border (Reuters)
from the article: Anti-Israel economic boycotts are gaining speed