>Published March 16, 2020 5:30 am ET >The mechanism, which some complain does little good, was triggered twice last week during a coronavirus-fueled selloff,

>Published March 16, 2020 5:30 am ET >The mechanism, which some complain does little good, was triggered twice last week during a coronavirus-fueled selloff, Well that headline went out of date real fast. For those that don't know, the breaker triggered again at 9:30:01 (time according to CBOE) this morning.