segment, democrats in disarray. instead of focusing on this novemberens election the chairman seems to be concentrating on keeping his job. correspondent mark meredith takes a look tonight. >> hello democrats. >> dnc chairman jamie harrison is fighting back on critics say he is failing at his job. series of weekend tweets heroinson denied nbc report cites unnamed sources that he wants to quit. only in d.c. can you break a fundraising record and have folks complain it isn't enough. and added if you expect me to go away or roll into a ball or whimper you picked the wrong one. >> this d. on mila pell it stands for democrat. >> became chairman last year after losing against lindsey graham. while there are reports of tension between harrison, the white house, at least one top democrat is coming to his defense. >> i think he is a exactly what