Examine the data and tweets to deduce if the closing price of $aal will boost or lower at 2017-05-18. Kindly confirm either Rise or Fall.
Context: date,open,high,low,close,adj-close,inc-5,inc-10,inc-15,inc-20,inc-25,inc-30
2017-05-04,0.6,1.1,-1.6,-0.0,-0.0,-1.4,1.3,1.1,0.2,-0.8,-1.4
2017-05-05,-1.1,0.0,-1.7,1.4,1.4,-1.9,-0.2,-0.1,-0.9,-1.9,-2.5
2017-05-08,-0.8,0.2,-0.9,1.0,1.0,-1.6,-1.5,-0.9,-1.5,-2.6,-3.2
2017-05-09,-3.6,0.5,-3.9,4.8,4.8,-4.7,-5.8,-5.0,-5.4,-6.7,-7.2
2017-05-10,-0.6,1.0,-1.3,0.5,0.5,-3.7,-6.1,-5.0,-5.5,-6.6,-7.3
2017-05-11,1.4,1.5,-1.9,-1.6,-1.6,-1.0,-4.0,-3.3,-3.7,-4.6,-5.5
2017-05-12,0.9,1.3,-0.2,-1.5,-1.3,0.9,-2.0,-1.9,-2.1,-3.0,-4.0
2017-05-15,-2.1,0.7,-2.1,1.9,1.9,-0.1,-2.8,-3.6,-3.6,-4.3,-5.4
2017-05-16,-0.3,0.4,-4.7,0.6,0.6,-0.7,-2.6,-4.1,-3.8,-4.4,-5.6
2017-05-17,3.0,3.7,-0.1,-4.3,-4.3,2.8,2.0,0.0,0.6,-0.0,-1.1

2017-05-04: another incident. first, #unitedairlines $ual; then #americanairlines $aal; and now #deltaairlines $dal.¡­ |it's raining trades! stocks in play: aal, ffiv, luv, ctsx &amp; more! $ffiv #ctsx $luv $aal 
2017-05-05: american airlines group $aal to repurchase $2 billion in stock |american airlines group $aal to repurchase $2 billion in stock |u only see fights on usa based airlines.never on foreign airlines. fly f
2017-05-06: airline onboard fighting $aal  tv_tradingideas|airline onboard fighting $aal |if the ceos of $aal, $dal, $ual, &amp; $luv are listening to AT_USER at #brk2017, they might ponder not cutting prices (#p
2017-05-07: commented on stocktwits: $aal neutral momentum in s/t, remaining above piv...  |$10.94 billion in sales expected for american airlines group inc $aal this quarter |$10.94 billion in sales expected for
2017-05-08: dorsey wright &amp; associates takes position in american airlines group inc $aal |american airlines group inc $aal position reduced by new mexico educational retirement board  #stocks|american airlin
2017-05-09: american airlines group inc $aal shares sold by ray gerald l &amp; associates ltd. |aal +2.14 total advance today 05/09/17. american airlines gp $aal 47.08 stock hit a high of 47.30 and 45.25 lo |brav
2017-05-10: zacks: brokerages anticipate american airlines group inc $aal will post earnings of $1.62 per share |hourglass capital llc continues to hold stake in american airlines group inc $aal |hourglass capita
2017-05-11: rt AT_USER insider trading activity american airlines group inc (nasdaq:aal) ¨c evp sold 23,857 shares of stock |rt AT_USER insider trading activity american airlines group inc (nasdaq:aal) ¨c evp sol
2017-05-12: td asset management inc. sells 4,160 shares of american airlines group inc $aal  #stocks|td asset management inc. sells 4,160 shares of american airlines group inc $aal |advent capital management de p
2017-05-13: analysts set american airlines group inc $aal pt at $45.31 |analysts set american airlines group inc $aal pt at $45.31 |american airlines group inc $aal stake raised by comerica bank |$aal breaking ou
2017-05-14: weekly 8 ema x above 21: $aal $dal $nwl $twtr|breakout alert! $aal watch it on  #wpi #jobs|eqis capital management inc. has $308,000 stake in american airlines group inc $aal  #stocks|eqis capital man
2017-05-15: berkshire boosts apple stake, exits twenty-first ... $brk.a $brk.b $aapl $ibm $aal $luv $foxa $dal $bk $siri |symphony asset management llc takes position in american airlines group inc $aal |symphony
2017-05-16: texas permanent school fund reduces position in american airlines group inc $aal |american airlines group inc $aal position boosted by beach investment management llc. |beach investment counsel inc. p
2017-05-17: $aal did drop 4.30% or $2.02 was it because of its bad catalyst or the trump watergate?|toronto dominion bank purchases 45,945 shares of american airlines group inc $aal |toronto dominion bank purchas
Answer:
Fall