Contemplate the data and tweets to guess whether the closing price of $ba will surge or decline at 2017-02-17. 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
2017-02-03,0.4,0.7,-0.1,0.1,0.1,0.7,1.0,-0.1,-0.6,-1.1,-1.5
2017-02-06,-1.0,0.1,-1.0,1.0,1.0,-0.5,0.4,-0.9,-1.4,-1.9,-2.3
2017-02-07,-0.9,0.6,-1.0,1.5,1.5,-1.6,-0.8,-2.0,-2.7,-3.1,-3.6
2017-02-08,0.7,0.9,-0.1,-1.6,-0.8,-0.7,-0.1,-1.0,-1.7,-2.2,-2.7
2017-02-09,0.2,0.5,-0.1,0.3,0.3,-0.6,-0.6,-1.0,-1.8,-2.3,-2.8
2017-02-10,-0.6,0.1,-1.1,1.2,1.2,-1.1,-1.8,-1.8,-2.7,-3.2,-3.7
2017-02-13,-0.9,0.6,-1.0,1.1,1.1,-1.5,-2.6,-2.4,-3.4,-4.0,-4.5
2017-02-14,-0.5,0.2,-0.8,0.3,0.3,-1.4,-2.5,-2.3,-3.3,-4.0,-4.5
2017-02-15,-0.5,0.4,-0.6,0.5,0.5,-1.2,-2.6,-2.6,-3.4,-4.2,-4.7
2017-02-16,-0.6,0.0,-1.2,0.9,0.9,-1.3,-2.8,-3.4,-3.9,-4.7,-5.2

2017-02-03: cto %26 svp of boeing company (the) just cashed-in 3,573 options   $ba|$ba - statement of changes in beneficial ownership (4) |trump's move on iran could cost jobs at #boeing. read more:  $ba|what to 
2017-02-06: #boeing stays silent while the fate of iran air deal remains up in the air under trump. read more:  $ba|$xom $amzn $googl $avgo $aapl $pfe $cvs $bac $td $wmt $cost $wfc $jnj $ge $gs $tsla $utx $fb $v 
2017-02-07: #boeing's ray conner sold $16 million worth of company stock last week. read more:  $ba|rt AT_USER thestreet: markets trade in narrow range; financial sector, bank of america show strength $spx $ba $s
2017-02-08: #boeing said front-runner for us$13.8b singapore air order. read more:  $ba|bloomberg: boeing is front-runner for $13.8b singapore air order $ba $singy |how to play #trump and the #defense #sector: $b
2017-02-09: #boeing logs 10 commercial aircraft orders, 43 deliveries in january. read more:  $ba|airline stocks jump after trump offers support $ba   |$ba airline stocks jump after trump offers support |boeing's
2017-02-10: analyst thinks #boeing order commitment might end airbus' largest jet. read more:  $ba|rt AT_USER $ge, $gs, $ba, $gm, $ibm among some of the large caps profiled on our website  be informed!|4 dow jone
2017-02-11: $ba/:ln reports on dire state of uk subs 'looks like campaign to get more funding' #bae systems plc   #stoxx600|$ba/:ln reports on dire state of uk subs 'looks like campaign to get more funding' #bae 
2017-02-12: rt AT_USER 4 dow jones titans that are shooting higher $ibm $ba $cat  |sia to place us$13.8b order for #boeing aircraft to drive additional growth through next decade. read more:  $ba|$ba strong looki
2017-02-13:  alerts stocks w/ 10-1800% potential. join now promo  $mgt $ba $ma $lyg $usb $mcd $cog|real portfolio: $gpro $amd $ba - just three stocks and 20% monthly yield  |#baesystems #esystems poised to hand w
2017-02-14: rt AT_USER white house press secretary says AT_USER will attend friday's rollout of the first AT_USER 787-10, "this amazing plane."¡­|introducing first, from the retail corner: $tgt, $bby, $jcp and al
2017-02-15: $lmt $ba $oas just because AT_USER has the midas touch #spacerace will draw attention to these public aerospace companies.|$ba the latest: counting underway for boeing union vote |rt AT_USER cost is b
2017-02-16: report predicts additional delays for spacex and #boeing astronaut capsules. read more:  $ba|how did pentagon f-35 chief talk to trump, #boeing ceo? very carefully. read more:  $ba|report: trump had b
Answer:
Rise