Yahoo Inc have sought to rally shareholder support in the face of a proxy battle with billionaire Carl Icahn, saying the activist investor had an "ill-defined plan" for the future of the Internet company.

Yahoo Inc on Monday sought to rally shareholder support in the face of a proxy battle with billionaire Carl Icahn, saying the activist investor had an "ill-defined plan" for the future of the Internet company.

NEW YORK/SAN FRANCISCO (Reuters) - Yahoo (YHOO.O) on Monday sought to rally shareholder support in the face of a proxy battle with billionaire Carl Icahn, saying the activist investor had an "ill-defined plan" for the future of the Internet company.

NEW YORK/SAN FRANCISCO (Reuters) - Yahoo (YHOO.O) on Monday sought to rally shareholder support in the face of a proxy battle with billionaire Carl Icahn, saying the activist investor had an "ill-defined plan" for the future of the Internet company.

Yahoo Inc on Monday sought to rally shareholder support for its board of directors and management amid a proxy battle with billionaire Carl Icahn, saying the investor had outlined an "ill-defined plan" for the future of the Internet company.

Yahoo Inc on Monday sought to rally shareholder support for its board of directors and management amid a proxy battle with billionaire Carl Icahn, saying the investor had outlined an "ill-defined plan" for the future of the Internet company.

Yahoo Chief Executive Jerry Yang and Chairman Roy Bostock defended their decision to do a business deal with Google in a Wednesday letter seeking shareholder support in a proxy battle with activist investor Carl Icahn.