Contemplate the data and tweets to guess whether the closing price of $agn will surge or decline at 2017-09-27. Please declare either Rise or Fall.
Context: date,open,high,low,close,adj-close,inc-5,inc-10,inc-15,inc-20,inc-25,inc-30
2017-09-13,2.0,2.3,-0.4,-2.1,-2.1,1.7,0.7,-0.1,-0.2,0.4,1.6
2017-09-14,1.2,1.4,-0.2,-1.2,-1.2,2.6,1.9,1.2,0.9,1.4,2.5
2017-09-15,1.8,2.0,-0.2,-1.5,-1.5,3.0,3.1,2.7,2.4,2.7,3.6
2017-09-18,-0.0,2.7,-0.3,0.6,0.6,1.4,2.2,2.1,1.7,2.0,2.7
2017-09-19,3.3,3.7,-0.7,-3.0,-3.0,3.0,4.9,4.9,4.6,4.7,5.5
2017-09-20,0.8,2.0,-0.5,-2.3,-2.3,3.9,6.8,7.0,6.8,6.8,7.5
2017-09-21,2.8,2.9,-0.0,-3.5,-3.5,5.5,9.4,10.2,10.2,10.2,10.8
2017-09-22,-1.1,2.2,-1.6,1.0,1.0,3.0,6.9,8.3,8.7,8.7,9.3
2017-09-25,-0.7,0.8,-1.7,3.4,3.4,-1.3,2.4,4.2,4.8,4.9,5.4
2017-09-26,1.2,3.6,-0.4,-1.0,-1.0,-0.8,2.4,4.8,5.6,5.8,6.1

2017-09-13: rt AT_USER great read on $agn's role, for better or worse, as a #pharma industry leader. |rt AT_USER $agn. listed in new york, taxed in ireland, drug patents licensed from native americans. |s&amp;p10
2017-09-14: spotlight on flawed ipr "like much of what congress does, there were unintended consequences" $agn   AT_USER|top options bear flow 09/14/17 - $qqq $bac $spy $fb $baba $hbi $plce $agn $urbn $xom $orcl 
2017-09-15: rt AT_USER #allergan to extend a drug patent, one drug company wants to give it to a native american tr... read more: |senator slams unusual #allergan patent deal with tribe. read more:  $agn|traders 
2017-09-16: rt AT_USER all kidding aside, i need a job &amp; fast $aapl $amzn $brk $crm $cmg $ko $dis $twx $vrx $agn $pep $ibm $msft $hlf $jnj $hd $go¡­|all kidding aside, i need a job &amp; fast $aapl $amzn $brk
2017-09-17: $khc has a pretty complicated 10k for a rookie! $brk $ko $ibm $msft $crm $cmg $snap $twtr $aapl $amzn $prgo $snap¡­ |pwc's assurance biz w/lower growth $agn $tst $hlf $brk $iep $pep $crm $orcl $fb $ms
2017-09-18: $agn sweeps, hittin' 230's this week|she looks like she's been mummified with botox. $agn $ibb |begging sucks $vrx $agn $myl $brk $cmg $crm $msft $fb $khc $brk $mrk $snap $grub $mcd $iep $msft $ba $hd
2017-09-19: traders buy shares of allergan plc. $agn on weakness |big call buyers  $jd $cree $stx $nflx $agn $qrvo $etfc $tsla $asml $baba $bidu $celg $vz $fmsa $jpm $snap $pcar $kss|rt AT_USER dearth of $agn oph
2017-09-20: $agn morgan stanley cuts pt to $228 from $284 |$agn - alegran - |alegran $agn  tv_tradingideas|alegran $agn |rt AT_USER $agn¡¯s deal w/ the saint regis mohawk tribe: flaws in the ipr process give rise
2017-09-21: AT_USER AT_USER AT_USER better to invest there vs shares of $agn|$agn backing the truck up in a couple of days. playing the roll for the umpteenth time.|$agn--bought the low--into high time frame --in
2017-09-22: $ocn $kmi $veon $amd $snap $jd $mxwl $teva $bac $f $gps $aapl $vale $agn $aapl $bx $nvda $coh- largest changes in oi |biotech's friday price and volume moves -   $exel $agn $mrk $bmy $jnj $vsar $icpt 
2017-09-23: patent transfer may be smart ploy by $agn now we need see what the judge decides the law governs. possibly decide g¡­ |allergan plc.¡¯s $agn ¡°outperform¡± rating reiterated at cowen and company |alle
2017-09-24: rt AT_USER $gnft $icpt $agn $gild last landscape for the most advanced compounds in #nash |ltm ebitda multiple of mallinckrodt plc $mnk is currently below all peers: $prgo $agn $akrx $amph $ctlt¡­ |$a
2017-09-25: $agn i.v. in the atm 29-sep-17 drops -3.2% to 23.2. options imply a move of ¡à2.3% with 4 days to exp |rt AT_USER did someone say pledge? abbvie may reverse its promise to keep a lid on price hikes.. 
2017-09-26: AT_USER AT_USER yeah, exactly. great point. some kind of $agn shenanigans going on.|top analyst upgrades and downgrades -   $agn $sam $cake $lng $c $eqix $grub $habt $pnc $shak $tot $wlk $int|scan res
Answer:
Fall