Sri Lanka leader vows action vs 2019 bombing militants

A Sri Lankan police officer walks crosses a road as special force soldiers ride motorbikes during 73rd Independence Day parade rehearsal with a calf elephant in Colombo, Sri Lanka, Wednesday, Feb. 3, 2021. Sri Lanka's independence from British colonial rule is celebrated on Feb. 4 each year. (AP Photo/Eranga Jayawardena)

Sri Lankan army soldiers march during the 73rd Independence Day parade rehearsal in Colombo, Sri Lanka, Wednesday, Feb. 3, 2021. Sri Lanka's independence from British colonial rule is celebrated on Feb. 4 each year. (AP Photo/Eranga Jayawardena)

Sri Lankan army officers march during the 73rd Independence Day parade rehearsal in Colombo, Sri Lanka, Wednesday, Feb. 3, 2021. Sri Lanka's independence from British colonial rule is celebrated on Feb. 4 each year. (AP Photo/Eranga Jayawardena)

Sri Lankan navy soldiers march during the 73rd Independence Day parade rehearsal in Colombo, Sri Lanka, Wednesday, Feb. 3, 2021. Sri Lanka's independence from British colonial rule is celebrated on Feb. 4 each year. (AP Photo/Eranga Jayawardena)

Sri Lankan army soldiers march during the 73rd Independence Day parade rehearsal in Colombo, Sri Lanka, Wednesday, Feb. 3, 2021. Sri Lanka's independence from British colonial rule is celebrated on Feb. 4 each year. (AP Photo/Eranga Jayawardena)

Sri Lankan army soldiers march during the 73rd Independence Day parade rehearsal in Colombo, Sri Lanka, Wednesday, Feb. 3, 2021. Sri Lanka's independence from British colonial rule is celebrated on Feb. 4 each year. (AP Photo/Eranga Jayawardena)

Supporters of Sri Lanka's Tamil National Alliance parade in Addalaichenai, Sri Lanka, Wednesday, Feb. 3, 2021.Sri Lanka's ethnic Tamil leaders and civilians started a four-day protest parade from the east to the north on Wednesday to coincide with the country's 73rd independence anniversary, demanding justice for civilians killed and forcibly disappeared allegedly at the hands of the government military. (AP Photo/Achala Upendra)

Sri Lankan police officers march during the 73rd Independence Day parade rehearsal with an elephant calf in Colombo, Sri Lanka, Wednesday, Feb. 3, 2021. Sri Lanka's independence from British colonial rule is celebrated on Feb. 4 each year. (AP Photo/Eranga Jayawardena)

Sri Lankan army soldiers march during the 73rd Independence Day parade rehearsal in Colombo, Sri Lanka, Wednesday, Feb. 3, 2021. Sri Lanka's independence from British colonial rule is celebrated on Feb. 4 each year. (AP Photo/Eranga Jayawardena)

Police try to stop supporters of Sri Lanka's Tamil National Alliance parading in Addalaichenai, Sri Lanka, Wednesday, Feb. 3, 2021.Sri Lanka's ethnic Tamil leaders and civilians started a four-day protest parade from the east to the north on Wednesday to coincide with the country's 73rd independence anniversary, demanding justice for civilians killed and forcibly disappeared allegedly at the hands of the government military.(AP Photo/Achala Upendra)