(S (S (S (ADVP (RB Currently)) (S (BASENP (DT the) (NN spill)) (VP (VBZ is) (VP (VBG being) (VP (VBN held) (PP (IN within) (NP (BASENP (DT the) (NNP Gulf)) (PP (IN of) (BASENP (NNP Mexico)))))))))) (COMMA ,) (S (ADVP (RB however)) (COMMA ,) (S (SBAR (IN as) (S (BASENP (DT the) (NN spill)) (VP (VBZ grows) (BASENP (DT each) (NN day))))) (S (BASENP (PRP it)) (VP (VBZ is) (PP (IN at) (NP (BASENP (JJR bigger) (NN risk)) (PP (IN of) (S (VP (VBG being) (VP (VP (VBN picked) (PRT (RP up))) (PP (IN by) (BASENP (DT the) (NNP Loop) (NNP Current)))))))))))))) (PERIOD .))