Contemplate the data and tweets to guess whether the closing price of $abb will surge or decline at 2015-07-08. 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
2015-06-23,-0.0,0.3,-0.4,-0.7,-0.7,0.0,1.0,1.3,0.5,-0.1,-0.2
2015-06-24,0.4,1.1,-0.0,-2.5,-2.5,2.1,3.0,3.7,3.0,2.5,2.3
2015-06-25,0.5,0.8,-0.1,-0.9,-0.9,2.4,3.4,4.1,3.9,3.4,3.2
2015-06-26,-1.3,0.0,-1.3,1.6,1.6,0.4,1.4,2.2,2.3,1.7,1.5
2015-06-29,1.0,1.6,-0.2,-2.7,-2.7,2.1,3.5,4.6,5.0,4.4,4.2
2015-06-30,2.0,2.2,-0.6,-1.9,-1.9,2.8,4.8,6.1,6.8,6.4,6.0
2015-07-01,1.1,1.5,-0.4,-0.0,-0.0,2.0,4.1,5.5,6.5,6.2,5.9
2015-07-02,0.4,0.6,-0.3,-0.3,-0.3,1.6,3.8,5.2,6.3,6.4,6.1
2015-07-06,-0.6,0.5,-0.8,-1.3,-1.3,1.7,4.4,5.9,7.1,7.5,7.3
2015-07-07,-1.5,0.2,-2.4,-0.3,-0.3,1.2,3.7,5.6,6.9,7.6,7.4

2015-06-24: storm ahead sailors! $abb sees "rough seas" in china but plans to stay on course with pricing structure. 
2015-07-06: unusual $flow: $abb / 0.14 / -1.90%    .  
Answer:
Fall