DECATUR-Every two seconds, someone needs blood. And the Red Cross is running low. Fewer people have been giving a pint because of the fourth of July weekend, or being on vacation. And because school is out of session, they've been able to hold fewer drives. Across the country, they're short 80 thousand donations, which is significant. A bunch of people showed up in decatur today to give blood They're especially hoping for O negative, they're also low on A negative and B negative. If you'd like more information about how to give blood, we've added it to our website, just click on site watch.