BUZZ-William Hill: one of worst days this yr as H1 underwhelms
** Bookmaker William Hill on course for biggest one-day drop since January after reporting decline in H1 profit
** H1 PBT £78.7 mln, a touch light according to one broker in the pre-market, & down from £121.8 mln in same period last yr
** Co hampered by increased machine games duty & a new tax on bets made online by its UK-based customers
** Barclays (LSE: BARC.L - news) cuts FY16 EPS ests by 8% & FY17 EPS ests by 12%
** William Hill (Other OTC: WIMHF - news) also says it is moving into lotteries through acquisition of 29.4% of NeoGames, an online lottery software & services provider, for $25 mln
** Stock down 4.5%, top faller on FTSE 250 & second most heavily traded on index, 3rd biggest decliner on Stoxx 600 (RM (LSE: RM.L - news) : tricia.wright1.thomsonreuters.com@reuters.net)