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The effectiveness of the flu vaccine changes every year, according to the CDC. How well the vaccine fights off the illness may depend on which viruses are most dominant in a given year, which is difficult to predict. The vaccine may also reduce the severity of symptoms if you get the flu despite getting vaccinated, according to experts. 338

The Binational Conference on Border Issues will run throughout the day from 8 a.m. to 5 p.m., with the art exhibit opening at 6 p.m. Conference panels and discussions will take place in City College's Math and Science Building at 1046 16th St. Residents can visit binationalconferencia.org to view the conference program. 321

The Dow closed down 420 points Thursday and both the Nasdaq and the S&P 500 dropped about 1.3%. Futures on Friday morning indicated that the market was in for another rough day. 181

The Department of Transportation says it is preparing a response to the National Transportation Safety Board’s call for new safety guidance for automated vehicle systems. In September, the department actually scaled back some of its original recommendations for highly automated vehicles in a push to encourage quicker development of the technology. The guidelines are still not mandatory. 389

The AT&T official noted that some workers who may have had close contact with the employee “are in self-quarantine and avoiding any contact with others until further notice.” 178