sources said they were aware of capacity problems. when confronted with reality that the website was going to underperform, a source said higher-ups circled the wagons, overpromising that any glitches wouldn't be that bad. in fact, the health and human services secretary was actually on cnn downplaying the capacity problems on the day the website rolled out. >> i think the volume related issues are ones that we welcome, frankly. it shows how many people are eager to get real information. >> reporter: a source familiar with the situation tells cnn a subsidiary of verizon has been working on the website's network capacity issues. as far as the website itself goes, sources said the government did not know what it wanted in the first place and kept changing the goalpost or revising the plan on website design, making it extremely difficult for multiple contractors to deliver a product. but a former member of the president's technology team says contractors shouldn't escape blame, either. >> i had a feeling that healthcare.gov wasn't going to