Scrutinize the data and tweets to envisage if the closing price of $gd will swell or contract at 2015-07-16. Please affirm either Rise or Fall.
Context: date,open,high,low,close,adj-close,inc-5,inc-10,inc-15,inc-20,inc-25,inc-30
2015-07-01,-0.5,0.8,-0.6,1.0,1.0,-0.2,0.5,0.1,-0.7,-1.1,-1.4
2015-07-02,0.5,0.7,-0.3,-0.0,-0.0,-0.2,0.3,0.1,-0.6,-1.0,-1.3
2015-07-06,-0.8,0.5,-1.1,0.1,0.1,-0.6,0.1,0.1,-0.5,-1.0,-1.3
2015-07-07,-0.1,0.0,-1.5,0.2,0.2,-0.5,-0.2,-0.0,-0.5,-1.1,-1.4
2015-07-08,0.3,0.9,-0.3,-1.0,-1.0,0.6,0.6,1.0,0.6,-0.1,-0.3
2015-07-09,-0.1,0.6,-0.1,1.1,1.1,-0.4,-0.6,-0.2,-0.4,-1.1,-1.4
2015-07-10,-0.2,0.6,-0.6,1.5,1.5,-1.5,-1.9,-1.6,-1.8,-2.4,-2.7
2015-07-13,0.7,0.9,-0.2,0.1,0.1,-1.2,-1.9,-1.7,-1.7,-2.2,-2.7
2015-07-14,-0.3,0.5,-0.3,0.5,0.5,-1.3,-2.0,-2.0,-2.0,-2.5,-3.0
2015-07-15,-0.1,0.3,-0.4,0.2,0.2,-0.8,-1.8,-2.1,-2.0,-2.4,-3.0

2015-07-04: cat caterpillar, inc. day high$cat $blta $hack $gd #cat #finance #stock
2015-07-12: gd general dynamics corp. last price$gd $gluu $cost $sh #gd #stocks #pennystocks
2015-07-15: $gd $lmt:boeing, aerospace segment "has legs," j.p. morgan analyst says:
Answer:
Rise