Many in president 's own party in House undecided or skeptical of Syria military action . Anti-war liberals present especially tough challenge for administration in lobbying effort . Senate committee action , support from leadership not a lock to bring in more 'aye ' votes . Comment: Do we respond when people are slaughtered in Darfur when sarin is not used ? '' White House reaching out with briefings .
Many in president 's own party in House undecided or skeptical of Syria military action . Anti-war liberals present especially tough challenge for administration in lobbying effort . Senate committee action , support from leadership not a lock to bring in more 'aye ' votes . Comment: White House reaching out with briefings .