kpix 5. >>> a live look now at sfo where for many people it's a getaway friday. flight delays are expected this long memorial day weekend. kpix 5's jackie ward has a look at the airport construction and other factors that could add time to your holiday travel. >> reporter: if you have a three-day weekend and plan on getting out of town, one of the places where you might get slowed down is here at sfo. that's because the airport is in the final phase of paving the 28-left runway one of the primary runways used for landings. >> today is busy. we won't do a closure until 10 p.m. tonight. monday is also busy for people coming back to the bay area. so we're going to re-open the runway 8 a.m. on monday morning. >> reporter: work on the runway began in late march with most of it happening during the