. >> reporter: wilfred alexander knows all too well that sometimes the road home can be rocky. >> it'srough. it's been rough. >> reporter: his home in the seventh ward suffered roof damage and water damage after hurricane katrina. when alexander became a victim of contractor fraud a few months later, the process of getting back into his house came to a standstill. >> i got ripped for $25,000. >> reporter: did you think six years after that you'd still be working on your house? >> no. no, not at all. >> reporter: about 80% of the people that lived in this neighborhood before hurricane katrina have since come back to their home, but deep problems remain. one in four of the houses here are in need of major repairs. that's where the seventh ward community center comes in. a year ago they started a program called one home at a time and spent this weekend working on three homes. >> we're six years out, and, you know, the spotlight has moved on to other projects in other places, but there are still a large number of residents in this community and in new orleans that are in need. >> reporter: