Analyze the information and social media posts to determine if the closing price of $unh will ascend or descend at 2015-07-20. Please respond with either Rise or Fall.
Context: date,open,high,low,close,adj-close,inc-5,inc-10,inc-15,inc-20,inc-25,inc-30
2015-07-06,-2.1,0.8,-2.4,0.3,0.3,-0.0,-0.3,-0.7,-1.5,-2.0,-2.1
2015-07-07,1.4,1.7,-2.4,-1.2,-1.2,1.1,1.0,0.6,-0.1,-0.7,-0.8
2015-07-08,0.2,1.0,-0.3,-1.6,-1.6,2.2,2.3,2.1,1.6,0.9,0.8
2015-07-09,0.6,1.0,-0.0,0.5,0.5,1.0,1.8,1.6,1.2,0.5,0.3
2015-07-10,-0.9,0.5,-1.2,2.4,2.4,-1.2,-0.6,-0.7,-1.0,-1.6,-1.9
2015-07-13,0.5,1.1,-0.5,0.2,0.2,-1.4,-0.9,-0.8,-1.1,-1.6,-2.1
2015-07-14,-2.3,0.2,-2.4,2.1,2.1,-2.8,-2.6,-2.6,-2.8,-3.4,-3.9
2015-07-15,-0.7,0.2,-1.6,0.7,0.7,-2.3,-2.9,-3.1,-3.3,-3.7,-4.3
2015-07-16,0.4,0.5,-2.3,-0.7,-0.7,-0.7,-2.1,-2.1,-2.4,-2.8,-3.4
2015-07-17,0.7,0.9,-0.1,-0.9,-0.9,0.5,-1.1,-1.1,-1.4,-1.8,-2.4

2015-07-07: our stock pick on $ppch is up 370% for our subscribers, since our original release at .02! huge news:  $unh $hum $ci
2015-07-09: $unh probably will bid on ci to fend off any emergence of aet-hum to compete with them. makes a lot of sense. cash would be better w/ unh.
2015-07-10: $unh:analyst rating update on unitedhealth group incorporated:|unh unitedhealth group, inc. financials$unh $mo $ea $lvs #unh #nasdaq #financeuso united states oil fund, lp…
2015-07-11: $unh stock price updated $bac $nke $dxj $xle 
2015-07-12: unh unitedhealth group, inc. ex-div date$unh $c $amat $xrt #unh #stockmarket #tradeideas|mck mckesson corp. day high$mck $vltc $unh $kre #mck #stocks #pennystocks|gpro gopro, inc. financials$gpro $jpm
2015-07-13: len lennar corp. e.p.s.$len $cmg $vwo $unh #len #stockmarket #pennystockslexg lithium exploration group inc.…
2015-07-15: bx blackstone group lp news$bx $gpro $vxx $unh #bx #stock #pennystocks
2015-07-16: ua velocityshares 3x long natural gas etn current price$ua $rh $nem $unh #ua #stockmarket #finance|unh unitedhealth group, inc. shares$unh $ewz $mpc $vz #unh #invest #stocks|$unh #optum revenues grew 
2015-07-18: our stock pick on $gequ nearly quadrupled in value in less than 2 weeks! major news:  $unh $hum $ci|$unh received a new alert. find out why at  #stocks #daytrading #trading #mkt  #nyse #nasd… 
2015-07-19: our stock pick on $gequ nearly quadrupled in value in less than 2 weeks! major news:  $unh $hum $ci|$unh:oppenheimer boosts unitedhealth group price target to $140.00 ...:
Answer:
Fall