>> droreen, during the day, tha might be the most important time or the most available time that youhould think about whenever you need medical attention. but what if the shootings, what if the drownings, want if your next heart attack happens in "off peak" time s? >>> to keep up, kenneth ellerby is calling for a power shift. increasing coverage during the busiest of periods. >> we know that we don't have the capacity to meet the service demand as it increases. our population is increasing. folks are living longer. we want to make sure that we have the can bpacity to meet th service demand. >> reporter: the president of the d.c. fire association spoke to me by phone. >> common sense, i just don't see it working. >> you don't mark your calendar on when you plan on having an mshlg. >> monday through thursday, yeah, it might look good on paper. friday or saturday night in the summertime, we know there's a higher demand between 1:00 a.m. and 7:00 a.m. >> reporter: residents we talked to asked why not add more to what's already in place instead of redeploying. >> if it's a budgetary issue