%0 Journal Article %T Pants immersed in hyperbolic 3-manifolds %A Ian Agol %J Mathematics %D 2008 %I arXiv %X We show that an immersed thrice-punctured sphere in a cusped orientable hyperbolic 3-manifold is either embedded or has a single clasp in a manifold obtained by hyperbolic Dehn filling on a cusp of the Whitehead link complement. %U http://arxiv.org/abs/0802.2575v1